Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Intangible assets Deferred Tax Liabilities, Intangible Assets Options outstanding, intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Related Party [Axis] Related Party [Axis] Purchase price for warrants (in USD per share) Class of Warrant or Right, Purchase Price Per Warrant or Right Class of Warrant or Right, Purchase Price Per Warrant or Right Swingline Loans Bridge Loan [Member] Deferred tax liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Time-Based RSUs Time-Based Restricted Stock Units (RSUs) [Member] Time-Based Restricted Stock Units (RSUs) Redemption Option [Domain] Redemption Option [Domain] [Domain] for Redemption Option [Axis] Changes to purchase price accounting - Modspace Goodwill, Purchase Accounting Adjustments Tax law changes (Excluding valuation allowance) Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Proceeds from warrant exercises Proceeds from Warrant Exercises 2020 Multicurrency ABL Facility Multicurrency Facility Asset Based Liability Facility Due 2025 - Multicurrency Facility [Member] Asset Based Liability Facility Due 2025 - Multicurrency Facility Indefinite-lived intangible assets: Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract] Range [Domain] Statistical Measurement [Domain] 2025 Lessor, Operating Lease, Payment to be Received, Year Five Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Amortization of finance lease assets Finance Lease, Right-of-Use Asset, Amortization Security Exchange Name Security Exchange Name Threshold trading days for warrant redemption Class of Warrant or Right, Threshold Trading Days for Redemption of Warrants or Rights Class of Warrant or Right, Threshold Trading Days for Redemption of Warrants or Rights Gross cost of property, plant and equipment assets under finance leases Finance Lease, Right-of-Use Asset, before Accumulated Amortization Receipts from borrowings Proceeds from Issuance of Long-term Debt Total current liabilities Liabilities, Current Trade Receivables and Allowance for Credit Losses Accounts Receivable [Policy Text Block] Prepaid expenses and other current assets Total prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Beginning Balance (in USD per share) Ending Balance (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Variable Rate [Domain] Variable Rate [Domain] ROU asset Deferred Tax Liabilities, Operating Lease, Right-of-Use Asset Deferred Tax Liabilities, Operating Lease, Right-of-Use Asset Impact of elimination of non-controlling interest on accumulated other comprehensive income Other Comprehensive Income (Loss), Net of Tax, Adjustment to Noncontrolling Interest Other Comprehensive Income (Loss), Net of Tax, Adjustment to Noncontrolling Interest Total lease payments Finance Lease, Liability, Payment, Due Assets Assets [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Accounting Policies [Abstract] Operating cash outflows from operating leases Operating Lease, Payments Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Income tax benefit Income tax expense Business Acquisition, Pro Forma Income Tax Expense (Benefit) Business Acquisition, Pro Forma Income Tax Expense (Benefit) Number of warrants pledged for collateral (in shares) Debt Instrument, Number of Warrants Pledged for Collateral Debt Instrument, Number of Warrants Pledged for Collateral Estimated useful lives Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 2021 Lessee, Operating Lease, Liability, to be Paid, Year One Class B Common Stock Common Class B [Member] Beginning balance (in shares) Ending balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Fair market value of warrants (in dollars per share) Class of Warrant or Right, Fair Value of Each Warrant or Right Purchases from affiliates Related Party Transaction, Purchases from Related Party 2024 Lessee, Operating Lease, Liability, to be Paid, Year Four Long-term debt Total long-term debt Long-term Debt and Lease Obligation AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Canada CANADA Preferred stock: $0.0001 par, 1,000,000 shares authorized and issued at September 30, 2018 and December 31, 2017, and 0 shares outstanding at June 30, 2018 and December 31, 2017 Preferred Stock, Value, Issued Unremitted foreign earnings Effective Income Tax Rate Reconciliation, Unremitted Foreign Earnings Effective Income Tax Rate Reconciliation, Unremitted Foreign Earnings Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Common stock par value (in USD per share) Par value (in USD per share) Common Stock, Par or Stated Value Per Share Other non-current liabilities Other Liabilities, Noncurrent Principal payments on finance lease obligations Finance Lease, Principal Payments Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value Non-cash deemed dividend related to warrant exchange Noncash Deemed Dividend Noncash Deemed Dividend Finished units Inventory, Work in Process, Net of Reserves Sapphire Holding Sapphire Holding S.a. r.l. [Member] Sapphire Holding S.a. r.l. Advertising and promotion expense Marketing and Advertising Expense Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Inventories Inventories Inventory, Net Fair value of stock consideration (in dollars per share) Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Per Share Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Per Share Leasing revenue from related parties Related Party Transaction, Operating Lease, Lease Income Related Party Transaction, Operating Lease, Lease Income Concentration risk, percentage Concentration Risk, Percentage Number of warrants repurchased and terminated (in shares) Class of Warrant or Rights, Warrants Repurchased and Terminated, Shares Class of Warrant or Rights, Warrants Repurchased and Terminated, Shares Expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Statement [Line Items] Statement [Line Items] Class of Stock [Domain] Class of Stock [Domain] Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares Measurement Input Type [Domain] Measurement Input Type [Domain] Other leasing-related revenue Other Leasing Related Products and Services [Member] Other Leasing Related Products and Services Statement [Table] Statement [Table] Employee benefit plans Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits Type of Restructuring [Domain] Type of Restructuring [Domain] Debt and finance lease liabilities Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumed, Debt and Finance Lease, Liability Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumed, Debt and Finance Lease, Liability Range [Axis] Statistical Measurement [Axis] Tank and Pump Tank and Pump Solutions Segment [Member] Tank and Pump Solutions Segment Deferred income tax benefit Deferred Income Taxes and Tax Credits Portable storage units Portable Storage [Member] Portable Storage Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table Text Block] Other selected data: Other Costs and Disclosures [Abstract] Warrant exercise price (in USD per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Average Weighted Average [Member] Loss reclassified from AOCI into income (effective portion) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Warrant exercise price per half share (in USD per share) Class of Warrant or Right, Exercise Per Half Warrants or Rights Class of Warrant or Right, Exercise Per Half Warrants or Rights Recognition of previously deferred revenue for removal services for lease transactions and advance billings for sale transactions Contract with Customer, Liability, Revenue Recognized, Removal Services for Lease Transactions and Advance Billings for Sale Transactions Contract with Customer, Liability, Revenue Recognized, Removal Services for Lease Transactions and Advance Billings for Sale Transactions Entity Small Business Entity Small Business Principles of Consolidation Consolidation, Policy [Policy Text Block] Number of shares sold (in shares) Sale of Stock, Number of Shares Issued in Transaction Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Debt Debt Disclosure [Text Block] Shares released from escrow (in shares) Business Combination, Contingent Consideration Arrangements, Shares Released Business Combination, Contingent Consideration Arrangements, Shares Released Amendment Flag Amendment Flag Current: Contract with Customer, Liability, Current [Abstract] Contract with Customer, Liability, Current Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Income tax interest and penalties accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Purchase price paid in stock Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Shares authorized under plan (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Unallocated Costs Corporate, Non-Segment [Member] Restructuring Restructuring and Related Activities Disclosure [Text Block] UK UNITED KINGDOM Carrying Amounts and Fair Values of Financial Assets and Liabilities Fair Value, by Balance Sheet Grouping [Table Text Block] Vested (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Weighted Average Exercise Price Fair Value Measurement [Domain] Fair Value Measurement [Domain] Redemption Period Three Debt Instrument, Redemption, Period Three [Member] 2023 Debt and Lease Obligation, Maturity, Year Three Debt and Lease Obligation, Maturity, Year Three Derivative Instruments and Hedging Activities Derivatives, Policy [Policy Text Block] Capital expenditures accrued or payable Capital Expenditures Incurred but Not yet Paid 2023 Secured Notes, Tack-on Offering Senior Secured Notes Due 2023, Tack-On Offering [Member] Senior Secured Notes Due 2023, Tack-On Offering Unrecognized compensation expense for options Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Mobile Mini, Inc. Mobile Mini, Inc. [Member] Mobile Mini, Inc. Trade receivables, allowance Accounts Receivable, Allowance for Credit Loss, Current Dividend Yield Measurement Input, Expected Dividend Rate [Member] Acquisition transaction Stock Issued During Period, Value, Acquisitions Income Statement Location [Domain] Income Statement Location [Domain] 2022 Lessee, Operating Lease, Liability, to be Paid, Year Two US - State State and Local Jurisdiction [Member] Financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Selling, general and administrative Selling, General and Administrative Expense Deferred revenue Deferred Tax Assets, Deferred Income Lease Activity Lease, Cost [Table Text Block] Currency (gains) losses, net Operating Currency Gains (Losses), before Tax Operating Currency Gains (Losses), before Tax Threshold consecutive trading days for warrant redemption Class of Warrant or Right, Threshold Consecutive Trading Days for Redemption of Warrants or Rights Class of Warrant or Right, Threshold Consecutive Trading Days for Redemption of Warrants or Rights Debt Total debt Long-term Debt and Lease Obligation, Including Current Maturities 2023 Lessee, Operating Lease, Liability, to be Paid, Year Three Weighted-average interest rate for borrowings after derivative instruments Derivative, Average Variable Interest Rate Other non-current assets Other Assets, Noncurrent Warrants (in shares) Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Total Financial Liabilities Fair Value Disclosure Total assets Assets Related Parties Related Party Transactions Disclosure [Text Block] Summary of Significant Accounting Policies Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Beginning Balance (in shares) Ending Balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Indefinite-lived intangible assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets Finance Finance Lease, Liability, Payment, Due [Abstract] Schedule of Maturities of Debt and Lease Obligation Schedule of Maturities of Debt and Lease Obligation [Table Text Block] Schedule of Maturities of Debt and Lease Obligation Antidilutive Securities [Axis] Antidilutive Securities [Axis] Cost of leasing and services Cost of Sales [Member] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Concentration of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Change in valuation allowance from change in estimate of future income Deferred Tax Assets, Valuation Allowance, Increase (Decrease), Change in Estimate of Future Income, Amount Deferred Tax Assets, Valuation Allowance, Increase (Decrease), Change in Estimate of Future Income, Amount Cash and cash equivalents Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Total liabilities Liabilities Less: interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Commitments and Contingencies Disclosure [Abstract] Level 1 Fair Value, Inputs, Level 1 [Member] Income tax interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Inventories Increase (Decrease) in Inventories Elimination of Merger transaction costs Acquisition-related Costs [Member] Weighted-average interest rate for borrowings Debt, Weighted Average Interest Rate Leasing revenue from related parties Related Party Transaction, Operating Leases, Income Statement, Lease Revenue Related Party Transaction, Operating Leases, Income Statement, Lease Revenue Pro forma pretax income Business Acquisition Pro Forma Income Loss From Continuing Operations Before Income Taxes and Nonrecurring Adjustments Business Acquisition Pro Forma Income Loss From Continuing Operations Before Income Taxes and Nonrecurring Adjustments Change in deferred tax asset valuation allowance Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount NA Storage North America Storage Solutions Segment [Member] North America Storage Solutions Segment Long-term: Contract with Customer, Liability, Noncurrent [Abstract] Contract with Customer, Liability, Noncurrent Additional Paid-in Capital Additional Paid-in Capital [Member] Customer deposits Contract with Customer, Liability, Current, Customer Deposits Contract with Customer, Liability, Current, Customer Deposits Common stock issued in warrant exchange (in shares) Stock Issued During Period, Shares, Warrants Exercised Stock Issued During Period, Shares, Warrants Exercised Nonrecurring Adjustment [Domain] Nonrecurring Adjustment [Domain] Expected life Measurement Input, Expected Term [Member] Loss from operations before income tax before pro forma adjustments Business Acquisition, Pro Forma Income (Loss) From Continuing Operations, Before Income Taxes and Nonrecurring Adjustments Business Acquisition, Pro Forma Income (Loss) From Continuing Operations, Before Income Taxes and Nonrecurring Adjustments Interest expense Interest expense Interest Expense Adjustment [Member] Interest Expense Adjustment [Member] Interest on obligations under finance leases Finance Lease, Interest Expense Modular space leasing revenue Modular Space Leasing [Member] Modular Space Leasing Common stock outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Mobile Mini Common Stock outstanding (in shares) Common Stock, Shares, Outstanding Income Tax Disclosure [Abstract] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Prepaid Expenses and Other Current Assets Other Current Assets [Text Block] Revolving Credit Facility Revolving Credit Facility [Member] Total property, plant and equipment Property, Plant and Equipment, Excluding Assets Leased to Others [Member] Property, Plant and Equipment, Excluding Assets Leased to Others Income (loss) before tax Pretax income (loss) Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Early redemption premium Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost Integration costs Business Combination, Integration Related Costs Public Offering Public Offering [Member] Public Offering Beginning balance (in USD per share) Ending balance (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Acquisition of a businesses, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Common stock authorized (in shares) Common Stock, Shares Authorized Restricted Stock Units Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Total property, plant and equipment Property, Plant and Equipment, Gross Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Goodwill and Goodwill Impairment Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Income Statement [Abstract] Repurchase and cancellation of options and warrants Adjustments to Additional Paid in Capital, Repurchase and Cancellation of Share-based Payment Awards and Warrants Adjustments to Additional Paid in Capital, Repurchase and Cancellation of Share-based Payment Awards and Warrants ModSpace Modular Space Holdings, Inc. [Member] Modular Space Holdings, Inc. [Member] Canadian ABL Facility Canadian Asset Based Liability Facility [Member] Canadian Asset Based Liability Facility Prepaid and other assets Increase (Decrease) in Prepaid Expense and Other Assets Underwriter's Option Over-Allotment Option [Member] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Interest paid Interest Paid, Including Capitalized Interest, Operating and Investing Activities Restricted Stock Awards Nonvested Restricted Stock Shares Activity [Table Text Block] Debt issuance costs and discounts Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Accounting Estimates Use of Estimates, Policy [Policy Text Block] Accumulated Other Comprehensive Income (Loss) AOCI Including Portion Attributable to Noncontrolling Interest [Member] Income Tax Authority [Domain] Income Tax Authority [Domain] Total finance lease expense Finance Lease, Cost Finance Lease, Cost Change in valuation allowance from change in estimate in realizability Deferred Tax Assets, Valuation Allowance, Increase (Decrease), Change in Estimate of Realizability of Deferred Tax Assets, Amount Deferred Tax Assets, Valuation Allowance, Increase (Decrease), Change in Estimate of Realizability of Deferred Tax Assets, Amount Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Largest Customer Largest Customer [Member] Largest Customer Shares issued for each share converted (in shares) Common Stock, Convertible, Conversion Basis, Shares Common Stock, Convertible, Conversion Basis, Shares Purchase of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Consolidation Items [Domain] Consolidation Items [Domain] Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Property, plant and equipment, net Property, Plant and Equipment, Excluding Assets Leased to Others Property, Plant and Equipment, Excluding Assets Leased to Others Property, Plant and Equipment [Abstract] Mexico MEXICO Tank and pump equipment Tank and Pump Products [Member] Tank and Pump Products Number of shares exchanged (in shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Exchanged Per Share Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Exchanged Per Share Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Accumulated impairment loss Goodwill, Impaired, Accumulated Impairment Loss Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Impairment losses on right of use assets ROU asset impairment Operating Lease, Impairment Loss Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Entity [Domain] Entity [Domain] Accrued interest Increase (Decrease) in Interest Payable, Net Other depreciation expense and intangible asset amortization Other Depreciation Expense and Intangible Asset Amortization [Member] Other Depreciation Expense and Intangible Asset Amortization Performance period Share-based Compensation Arrangement by Share-based Payment Award, Performance Period Share-based Compensation Arrangement by Share-based Payment Award, Performance Period Taxes paid on employee stock awards Payment, Tax Withholding, Share-based Payment Arrangement Restructuring costs, lease impairment expense and other related charges Restructuring Charges and Operating Lease, Impairment Loss and Other Restructuring Charges and Operating Lease, Impairment Loss and Other Acquisition of Mobile Mini Goodwill, Acquired During Period Less other comprehensive income (loss) attributable to non-controlling interest Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Quarterly Financial Data Quarterly Financial Information [Text Block] Proceeds from sale of rental equipment Proceeds from Sale of Equipment on Lease Proceeds from Sale of Equipment on Lease Consulting expense to related party Related Party Transaction, Consulting Expense Related Party Transaction, Consulting Expense Estimated Useful Life Property, Plant and Equipment, Useful Life Operating lease assets and liabilities Increase (Decrease) in Operating Lease, Right-of-Use Assets (Liabilities) Increase (Decrease) in Operating Lease, Right-of-Use Assets (Liabilities) Affiliates Affiliated Entity [Member] Goodwill [Line Items] Goodwill [Line Items] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Thereafter Amortization of Debt Issuance Costs, Amortization after Year Five Amortization of Debt Issuance Costs, Amortization after Year Five Cost of sales Cost of sales Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Fair Value Disclosures [Abstract] RSAs Restricted Stock Awards Restricted Stock [Member] Trade receivables Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Closed location rent expense Operating Lease, Termination of Lease, Rent Expense Operating Lease, Termination of Lease, Rent Expense Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share-based Payment Arrangement [Abstract] Operating lease liabilities - current Operating Lease, Liability, Current Assets obtained in exchange for finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Schedule of Impact of Interest Rate Swap on Other Comprehensive Income, AOCI, and Statement of Operations Derivative Instruments, Gain (Loss) [Table Text Block] Forfeited (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Fair Value Measures Fair Value Disclosures [Text Block] Trade receivables, net of allowances for credit losses Accounts Receivable [Member] Weighted average remaining life (in years) Finite-Lived Intangible Assets, Remaining Amortization Period Interest Rate Swap Interest Rate Swap [Member] Intangible assets, adjustments Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles Customer [Domain] Customer [Domain] British Pounds Sterling United Kingdom, Pounds Cumulative Effect, Period of Adoption, Adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Land Improvements Land Improvements [Member] Intangible Assets Other than Goodwill Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] Depreciation and amortization Depreciation, Amortization and Accretion, Net Entity Registrant Name Entity Registrant Name Business Acquisition [Line Items] Business Acquisition [Line Items] Weighted-average discount rate - operating leases Operating Lease, Weighted Average Discount Rate, Percent Total long-term assets Assets, Noncurrent Goodwill and other impairment charges Asset Impairment Charges Number of warrants exchanged (in shares) Class of Warrant or Rights, Number of Warrants Exchanged Class of Warrant or Rights, Number of Warrants Exchanged Interest expense Interest Expense, Long-term Debt Interest expense from bridge financing Interest Expense, Debt, Bridge Financing Interest Expense, Debt, Bridge Financing Purchase price for warrants Proceeds from Issuance of Warrants Provision for credit losses Accounts Receivable, Credit Loss Expense (Reversal), Including Change in Method Accounts Receivable, Credit Loss Expense (Reversal), Including Change in Method Debt issuance costs Unamortized debt issuance costs Debt Issuance Costs, Net Weighted-Average Exercise Price per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Income (loss) before income tax Components of Income Tax Expense (Benefit), Continuing Operations [Abstract] Less: interest Finance Lease, Liability, Undiscounted Excess Amount Accordion feature Line of Credit Facility, Accordion Feature, Increase Limit Line of Credit Facility, Accordion Feature, Increase Limit Sapphire Exchange - See Note 12 Shares issued for conversion Stock Issued During Period, Value, Conversion of Convertible Securities Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Other depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction 2017 Canadian ABL Facility Canadian Asset Based Liability Facility Due 2022 [Member] Canadian Asset Based Liability Facility Due 2022 [Member] Beginning balance Ending balance Restructuring Reserve Adjustments for New Accounting Pronouncements [Axis] Accounting Standards Update [Axis] Rental units Rental Units [Member] Rental Units [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Sale of Stock [Axis] Sale of Stock [Axis] Accounting Standards Update 2016-02 Accounting Standards Update 2016-02 [Member] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Net deferred income tax asset Deferred Tax Assets, Net of Valuation Allowance Redemption Period Two Debt Instrument, Redemption, Period Two [Member] New units New Units [Member] New Units [Member] Restructuring Type [Axis] Restructuring Type [Axis] Goodwill Goodwill, beginning of period Goodwill, end of period Goodwill Warrants outstanding (in shares) Class of Warrant or Right, Outstanding Warrants Warrant [Member] Tax loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards Warrants exercised (in shares) Class of Warrants or Right, Number of Warrants Exercised Class of Warrants or Right, Number of Warrants Exercised Proceeds from debt used to fund acquisition Debt, face amount Debt Instrument, Face Amount Common Stock issued in warrant exchange Stock Issued During Period, Value, Warrants Exercised Stock Issued During Period, Value, Warrants Exercised Schedule of goodwill activity Schedule of Goodwill [Table Text Block] Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Equity [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Lease impairment expense and other related charges Operating Lease, Impairment Loss and Other [Member] Operating Lease, Impairment Loss and Other Deferred revenue and customer deposits Total current deferred revenue and customer deposits Contract with Customer, Liability, Current Elimination of interest Elimination of Historic Interest Expense Adjustment [Member] Elimination of Historic Interest Expense Adjustment Granted (in USD per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Credit Concentration Risk Customer Concentration Risk [Member] Derivative Contract [Domain] Derivative Contract [Domain] 2025 Amortization of Debt Issuance Costs, Amortization in Year Five Amortization of Debt Issuance Costs, Amortization in Year Five Diluted (in shares) Weighted average shares - diluted (in shares) Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted 2017 ABL Facility Asset Based Lending Facility Due 2022 [Member] Asset Based Lending Facility Due 2022 [Member] Letter of Credit Letter of Credit [Member] Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Debt Disclosure [Abstract] Debt Disclosure [Abstract] Amortization of debt discounts and debt issuance costs Amortization of Debt Issuance Costs and Discounts Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Repayment of borrowings Repayments of Long-term Debt Non-cash deemed dividend related to warrant exchange Non-cash deemed dividend related to warrant exchange Warrant, Deemed Dividend, (Increase) Decrease in Equity, Amount Warrant, Deemed Dividend, (Increase) Decrease in Equity, Amount Unrecognized tax benefits – January 1, Unrecognized tax benefits – December 31, Unrecognized Tax Benefits Common stock Common Stock, Value, Issued Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Intangible asset amortization Intangible Asset Amortization [Member] Intangible Asset Amortization [Member] Document Fiscal Year Focus Document Fiscal Year Focus 2022 Finite-Lived Intangible Asset, Expected Amortization, Year Two Entity Current Reporting Status Entity Current Reporting Status Share price (in USD per share) Sale of Stock, Price Per Share 2023 Secured Notes Senior Secured Notes Due August 2023 [Member] Senior Secured Notes Due August 2023 Other Liabilities Disclosure [Abstract] Principal payments on finance lease obligations Repayments of Long-term Capital Lease Obligations Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Other Other Income Inventory Disclosure [Abstract] Receive rate Derivative, Variable Interest Rate Common stock issued (in shares) Common Stock, Shares, Issued Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value 2021 Debt and Lease Obligation, Maturity, Year One Debt and Lease Obligation, Maturity, Year One Lease liability Present value of lease liabilities Operating Lease, Liability Top Five Customers Top Five Customers [Member] Top Five Customers [Member] Net deferred income tax liability Deferred Tax Liabilities, Net Segment Reporting [Abstract] Converted Mobile Mini Options Share-based Payment Arrangement, Option, Mobile Mini [Member] Share-based Payment Arrangement, Option, Mobile Mini Redemption percentage of aggregate principal amount Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Debt Instrument [Line Items] Debt Instrument [Line Items] Total shareholders' equity Beginning balance Ending balance Stockholders' Equity Attributable to Parent Effect of tax rates in foreign jurisdictions Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Consideration Business Combination, Consideration Transferred Purchase price paid in stock (in shares) Common stock issued (in shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Entity Address, City or Town Entity Address, City or Town Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Total Shareholders' Equity Parent [Member] 2025 Lessee, Operating Lease, Liability, to be Paid, Year Five Non-deductible items Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount Type of Adoption [Domain] Accounting Standards Update [Domain] Nonrecurring Adjustment [Axis] Nonrecurring Adjustment [Axis] Shares issued for warrant exchange (in shares) Stock Issued or Granted During Period, Shares, Warrants Exercised Stock Issued or Granted During Period, Shares, Warrants Exercised Short-term lease expense Short-term Lease, Cost Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Valuation allowance Deferred tax asset valuation allowance Deferred Tax Assets, Valuation Allowance Liabilities and equity Liabilities [Abstract] WillScot Options Share-based Payment Arrangement, Option, WillScot [Member] Share-based Payment Arrangement, Option, WillScot Non-cash investing outflow Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Amount Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Amount Elimination of loss on extinguishment of debt Elimination of Gain (Loss) on Extinguishment of Debt [Member] Elimination of Gain (Loss) on Extinguishment of Debt 2023 Finite-Lived Intangible Asset, Expected Amortization, Year Three Prepaid insurance Prepaid Insurance Rental equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant and Equipment, Assets Leased to Others Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant and Equipment, Assets Leased to Others Total other comprehensive income (loss) Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Leases [Abstract] 2024 Amortization of Debt Issuance Costs, Amortization in Year Four Amortization of Debt Issuance Costs, Amortization in Year Four Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Total current assets Assets, Current Comprehensive (loss) income attributable to non-controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Earnings Per Share [Abstract] Loss Carryforward Operating Loss Carryforwards Restructuring costs Restructuring expenses Charges Restructuring Charges Schedule of Deferred Income Taxes Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Applicable margin, step up Debt Instrument, Basis Spread on Variable Rate, Step Up Debt Instrument, Basis Spread on Variable Rate, Step Up Reclassification of liability to operating lease asset at the adoption of ASC 842 Restructuring Reserve, Reclassification from Adoption of New Accounting Principal Restructuring Reserve, Reclassification from Adoption of New Accounting Principal Non-cash acquisition of a business Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed) 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Five Document Fiscal Period Focus Document Fiscal Period Focus Property, plant and equipment, net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant 2028 Secured Notes Senior Secured Notes Due 2028 [Member] Senior Secured Notes Due 2028 Operating lease term Lessor, Operating Lease, Term of Contract Redemption price Redemption Price Debt Instrument, Redemption Price, Percentage Entity Filer Category Entity Filer Category Common Stock Common Stock [Member] Foreign Currency Translation Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Product and Service [Domain] Product and Service [Domain] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Foreign currency translation and other Financing Receivable, Allowance for Credit Loss, Foreign Currency Translation Finance Lease Expense Finance Lease, Cost1 [Abstract] Finance Lease, Cost1 Technology Technology-Based Intangible Assets [Member] Weighted-average discount rate - finance leases Finance Lease, Weighted Average Discount Rate, Percent Furniture and fixtures Furniture and Fixtures, Excluding Assets Leased to Others [Member] Furniture and Fixtures, Excluding Assets Leased to Others Vehicles, machinery, and equipment Machinery and Equipment, Excluding Assets Leased to Others [Member] Machinery and Equipment, Excluding Assets Leased to Others Margin Loan Secured Debt [Member] 2021 Lessor, Operating Lease, Payment to be Received, Year One Leasing revenue Modular Leasing [Member] Modular Leasing Warrants and share equivalents repurchased, including witholding taxes Adjustments to Additional Paid in Capital, Repurchase and Cancellation of Share-based Payment Awards and Warrants, and Witholding Taxes on Share-based Compensation Adjustments to Additional Paid in Capital, Repurchase and Cancellation of Share-based Payment Awards and Warrants, and Witholding Taxes on Share-based Compensation Property, plant and equipment, net Business Combination, Provisional Information, Property, Plant, and Equipment, Excluding Assets Leased to Others Business Combination, Provisional Information, Property, Plant, and Equipment, Excluding Assets Leased to Others Revenue Revenue Benchmark [Member] Interest rate Debt Instrument, Interest Rate, Stated Percentage Write off of debt issuance costs Write off of Deferred Debt Issuance Cost Class A Common Stock Common Class A [Member] Schedule of Related Parties Schedule of Related Party Transactions [Table Text Block] Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Net change in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Change in valuation allowance from business combination Deferred Tax Assets, Valuation Allowance, Increase (Decrease), Business Combination, Amount Deferred Tax Assets, Valuation Allowance, Increase (Decrease), Business Combination, Amount Business Combinations and Acquisitions Business Combination Disclosure [Text Block] Stock Options Share-based Payment Arrangement, Option [Member] Delivery and installation Modular Deliver and Installation [Member] Modular Deliver and Installation [Member] US Dollars United States of America, Dollars Senior Secured Notes 2023 Secured Notes Senior Secured Notes Due 2023 [Member] Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Public Offering Public Stock Offering [Member] Public Stock Offering Sale of Stock [Domain] Sale of Stock [Domain] Employee Costs Employee Severance [Member] Ownership [Domain] Ownership [Domain] US Income (Loss) from Continuing Operations before Income Taxes, Domestic Total equity Beginning balance Ending balance Equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Additional paid-in-capital Additional Paid in Capital 2021 Finite-Lived Intangible Asset, Expected Amortization, Year One Total revenues Revenues Total revenue Revenues Class of Stock [Axis] Class of Stock [Axis] Schedule of Interest Rate Agreements Schedule of Derivative Instruments [Table Text Block] Income taxes paid (refunded), net Income Taxes Paid, Net Matching contributions to defined contribution plans Defined Contribution Plan, Employer Discretionary Contribution Amount Rental equipment, adjustment Business Combination, Provisional Information, Property, Plant, and Equipment, Assets Leased to Others Business Combination, Provisional Information, Property, Plant, and Equipment, Assets Leased to Others Accrued interest and liabilities Accrued Liabilities, Current Diluted (in USD per share) (Loss) earnings per share - diluted (in USD per share) Earnings Per Share, Diluted Equity Interest Type [Axis] Equity Interest Type [Axis] Schedule of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Purchase price paid in stock Business Combination, Consideration Transferred, Equity Interests Issued and Issuable 2022 Amortization of Debt Issuance Costs, Amortization in Year Two Amortization of Debt Issuance Costs, Amortization in Year Two 2018 Warrants fair value inputs Warrants and Rights Outstanding, Measurement Input Schedule of Debt Schedule of Long-term Debt Instruments [Table Text Block] Depreciation expense Depreciation Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Prime Rate Prime Rate [Member] Entity Emerging Growth Company Entity Emerging Growth Company US ABL Facilities United States Asset Based Liability Facility [Member] United States Asset Based Liability Facility Net book value Indefinite-lived Intangible Assets (Excluding Goodwill) Pro forma revenues Pro forma revenues Business Acquisition, Pro Forma Revenue Redemption Period Four Debt Instrument, Redemption, Period Four [Member] Total leasing and services revenue Leasing and Services [Member] Leasing and Services Impairment losses on long-lived assets Impairment of Long-Lived Assets to be Disposed of Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization 2025 Secured Notes Senior Secured Notes Due 2025 [Member] Senior Secured Notes Due 2025 Maximum Maximum [Member] Preferred shares authorized (in shares) Preferred Stock, Shares Authorized 2023 Amortization of Debt Issuance Costs, Amortization in Year Three Amortization of Debt Issuance Costs, Amortization in Year Three Non-Controlling Interest Noncontrolling Interest [Member] 2018 Warrants Two Thousand Eighteen Warrants [Member] Two Thousand Eighteen Warrants Net loss on derivatives, net of income tax benefit of $(539), $(1,471) and $(1,822) for the years ended December 31, 2020, 2019 and 2018, respectively Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] 2023 Lessor, Operating Lease, Payment to be Received, Year Three 10% of Principal Redemption Option Three [Member] Redemption Option Three [Member] Trading Symbol Trading Symbol Rental unit sales to related parties Revenue from Related Parties Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Accrued liabilities Deferred Tax Assets, Accrued Liabilities Deferred Tax Assets, Accrued Liabilities Pro forma net income Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax Non-US Income (Loss) from Continuing Operations before Income Taxes, Foreign Entity Shell Company Entity Shell Company Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] 2022 Finance Lease, Liability, to be Paid, Year Two Cancelled in settlement of taxes or Exercise Price (in USD per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Entity Public Float Entity Public Float Purchase Accounting Business Combinations Policy [Policy Text Block] Document Type Document Type ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Segments [Axis] Segments [Axis] Vested (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Schedule of Accumulated Other Comprehensive Loss Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Withholding taxes on net share settlement of stock-based compensation and option exercises Adjustments to Additional Paid in Capital, Witholding Taxes on Share-based Compensation Adjustments to Additional Paid in Capital, Witholding Taxes on Share-based Compensation Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Level 3 Fair Value, Inputs, Level 3 [Member] Pro forma loss from operations before income tax Business Acquisition, Pro Forma Income (Loss) From Continuing Operations, Before Income Taxes Business Acquisition, Pro Forma Income (Loss) From Continuing Operations, Before Income Taxes Leases as Lessee Lessee, Leases [Policy Text Block] Shares repurchased (in shares) Stock Repurchased During Period, Shares Stock Consideration fair value inputs Purchase price paid in stock, measurement input Business Combination, Equity Interests Issued and Issuable, Measurement Input Business Combination, Equity Interests Issued and Issuable, Measurement Input Line of Credit Line of Credit [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Thereafter Lessor, Operating Lease, Payment to be Received, after Year Five Deferred tax liabilities Deferred Income Tax Liabilities, Net Derivatives Derivative Instruments and Hedging Activities Disclosure [Text Block] Amounts drawn on debt Proceeds from Issuance of Debt Intangible assets, net Net book value Intangible Assets, Net (Excluding Goodwill) Repurchase and cancellation of warrants Payments for Repurchase of Warrants Operating income Operating income (loss) Operating Income (Loss) Operating lease liability Deferred Tax Assets, Operating Lease, Liability Deferred Tax Assets, Operating Lease, Liability Working capital adjustment Business Combination, Consideration Transferred, Working Capital Adjustment Business Combination, Consideration Transferred, Working Capital Adjustment Schedule of Deferred Revenue and Customer Deposits Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Variable Rate [Axis] Variable Rate [Axis] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Commitments and contingencies (see Note 18) Commitments and Contingencies Stock-based compensation and issuance of Common Stock from vesting Stock Issued During Period and Adjustments to Additional Paid in Capital, Share-based Compensation Stock Issued During Period and Adjustments to Additional Paid in Capital, Restricted Stock Award, Net of Forfeitures Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Entity Address, State or Province Entity Address, State or Province Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period US Federal statutory income tax expense (benefit) Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Accounts payable Accounts Payable, Current Effects of movements in foreign exchange rates Goodwill, Foreign Currency Translation Gain (Loss) Cloud Computing Arrangements Internal Use Software, Policy [Policy Text Block] Accumulated deficit Retained Earnings (Accumulated Deficit) Operating lease assets ROU assets Operating Lease, Right-of-Use Asset Loss on extinguishment of debt Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt Rental equipment and other property, plant and equipment Deferred Tax Liabilities, Property, Plant and Equipment Product Concentration Risk Product Concentration Risk [Member] 2021 Finance Lease, Liability, to be Paid, Year One Adjusted EBITDA Adjusted Earnings Before Interest, Taxes, Depreciation, And Amortization Adjusted Earnings Before Interest, Taxes, Depreciation, And Amortization Billing period term Lessor, Operating Lease, Billing Term Lessor, Operating Lease, Billing Term Customer [Axis] Customer [Axis] Credit Concentration Risk Credit Concentration Risk [Member] Income Taxes Income Tax, Policy [Policy Text Block] Vested and exercisable stock options (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Raw materials Inventory, Raw Materials and Supplies, Net of Reserves Payment of debt extinguishment premium costs Payment for Debt Extinguishment or Debt Prepayment Cost Payment of financing costs Payments of Financing Costs Tyson, Acton, and ModSpace acquisitions Tyson Onsite, Acton Mobile Holdings LLC, and Modular Space Holdings, Inc. [Member] Tyson Onsite, Acton Mobile Holdings LLC, and Modular Space Holdings, Inc. Adoption of ASU 2018-02 Reclassifications from AOCI to retained earnings Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect Notice period for redemption of warrants Class of Warrant or Right, Notice Period for Redemption of Warrants or Rights Class of Warrant or Right, Notice Period for Redemption of Warrants or Rights Stock-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition VAPS and third party leasing revenue Value-Added Product and Services [Member] Value-Added Product and Services Delivery and installation revenue Modular Delivery and Installation [Member] Modular Delivery and Installation 5.875% Senior Notes Five Point Eight Seven Five Senior Notes [Member] Five Point Eight Seven Five Senior Notes Closing price (in dollars per share) Share Price Financing cash outflows from finance leases Finance Lease, Principal Payments and Interest Payment on Liability Finance Lease, Principal Payments and Interest Payment on Liability Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Business Acquisition [Axis] Business Acquisition [Axis] Geographical [Domain] Geographical [Domain] Acquisition transaction (in shares) Shares issued as part of consideration for acquisition (in shares) Stock Issued During Period, Shares, Acquisitions Loss on lease exit Gain (Loss) on Termination of Lease Deferred Deferred Foreign Income Tax Expense (Benefit) Earnings (loss) per share attributable to WillScot Mobile Mini common shareholders: Earnings Per Share, Basic and Diluted [Abstract] Deferred tax liabilities Business Combination, Provisional Information, Initial Accounting Incomplete, Deferred Tax Liabilities Business Combination, Provisional Information, Initial Accounting Incomplete, Deferred Tax Liabilities Prepaid expenses and other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets Entity Voluntary Filers Entity Voluntary Filers Transaction costs Business Combination, Acquisition Related Costs Operating Lease Expense Operating Lease, Cost [Abstract] Operating Lease, Cost Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Credit Facility [Axis] Credit Facility [Axis] Preferred shares issued (in shares) Preferred Stock, Shares Issued Total Lessor, Operating Lease, Payments to be Received Other non-current liabilities Derivative Liability, Noncurrent Warrants repurchased and terminated Class of Warrants or Rights, Warrants Repurchased and Terminated, Amount Class of Warrants or Rights, Warrants Repurchased and Terminated, Amount Foreign - Mexico & Canada Foreign Tax Authority [Member] Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Business Combinations [Abstract] Business Combinations [Abstract] Net income since acquisition date Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Other income, net Other Operating Income (Expense), Net Operating Lessee, Operating Lease, Liability, Payment, Due [Abstract] Senior Unsecured Notes 2023 Senior Unsecured Notes Senior Unsecured Notes Due 2023 [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Receipts from issuance of Common Stock from the exercise of options and warrants Proceeds from Issuance of Common Stock Redemption Period One Debt Instrument, Redemption, Period One [Member] Selling, general and administrative Selling, General and Administrative Expenses [Member] Goodwill [Roll Forward] Goodwill [Roll Forward] Residual Value Property, Plant and Equipment, Residual Value Property, Plant and Equipment, Residual Value Amounts due to affiliates Due to Related Parties, Excluding Interest Payable, Current Due to Related Parties, Excluding Interest Payable, Current Outstanding principal Long-term Line of Credit Repayments of debt Repayments of Debt Inventories Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Loss on lease exit and impairment charges Operating Lease, Impairment Loss and Loss (Gain) on Termination of Lease Operating Lease, Impairment Loss and Loss (Gain) on Termination of Lease Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Entity Central Index Key Entity Central Index Key Related Party [Domain] Related Party [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Unrealized losses on hedging activities Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Total related party liabilities, net Related Party Transaction, Due from (to) Related Party Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Schedule of finite lived intangible assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Senior Notes Senior Notes [Member] Geographical [Axis] Geographical [Axis] Tax benefit from reclassification from AOCI to income Reclassification from AOCI, Current Period, Tax Income tax benefit due to reversal of valuation allowance Valuation allowances Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Segments [Domain] Segments [Domain] Statement of Cash Flows [Abstract] Pro-forma net loss Business Acquisition, Pro Forma Net Income (Loss) 2025 Debt and Lease Obligation, Maturity, Year Five Debt and Lease Obligation, Maturity, Year Five Majority Shareholder Majority Shareholder [Member] Income Statement Location [Axis] Income Statement Location [Axis] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Prepaid Expenses and Other Current Assets Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] Adjustments for Change in Accounting Principle [Domain] Change in Accounting Principle, Type [Domain] Notational amount Derivative, Notional Amount Amortization expense Amortization of Intangible Assets 2021 Amortization of Debt Issuance Costs, Amortization in Next Twelve Months Amortization of Debt Issuance Costs, Amortization in Next Twelve Months Performance-Based RSUs Performance-Based and Market-Based RSUs Performance-Based Restricted Stock Units (RSUs) [Member] Performance-Based Restricted Stock Units (RSUs) Line of Credit Facility [Table] Line of Credit Facility [Table] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Total identifiable assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets and Goodwill Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets and Goodwill Lease impairment expense and other related charges Operating Lease, Impairment Loss and Other Operating Lease, Impairment Loss and Other Portable storage leasing revenue Portable Storage Leasing [Member] Portable Storage Leasing Segment Reporting Segment Reporting Disclosure [Text Block] Issuance of Common Stock and contribution of proceeds to WSII Stock Issued During Period, Value, New Issues Accrued liabilities Derivative Liability, Current Depreciation and amortization Depreciation And Amortization, Excluding Amortization Of Debt Issuance Costs And Discounts Depreciation And Amortization, Excluding Amortization Of Debt Issuance Costs And Discounts Title of 12(b) Security Title of 12(b) Security Net book value Finite-Lived Intangible Assets, Net Weighted-average grant date fair value (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Target payout percentage Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Payout Percentage, Target Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Payout Percentage, Target 2022 Lessor, Operating Lease, Payment to be Received, Year Two Finance Lease, Liability, Fiscal Year Maturity Finance Lease, Liability, Fiscal Year Maturity [Table Text Block] Interest expense Interest Expense Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Purchase price of shares sold Sale of Stock, Consideration Received on Transaction Percentage ownership Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Schedule of Components of Income Tax Benefit (Expense) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Product and Service [Axis] Product and Service [Axis] Debt Redemption Debt Instrument Redemption [Table Text Block] Canadian Dollars Canada, Dollars Schedule of Amortization of Deferred Debt Issuance Costs Schedule of Amortization of Deferred Debt Issuance Costs [Table Text Block] Schedule of Amortization of Deferred Debt Issuance Costs Weighted average remaining vesting period Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition 2025 Finance Lease, Liability, to be Paid, Year Five 100% of Principal Redemption Option One [Member] Redemption Option One [Member] Non-cash financing inflow activity Noncash or Part Noncash Acquisition, Debt Assumed Noncash or Part Noncash Acquisition, Debt Assumed Equity Interest Issued or Issuable, Type [Domain] Equity Interest Issued or Issuable, Type [Domain] Supplemental cash flow information: Supplemental Cash Flow Elements [Abstract] Transaction costs Transaction Fees Transaction Fees 2020 US ABL Facility Asset Based Liability Facility Due 2025 - US Facility [Member] Asset Based Liability Facility Due 2025 - US Facility Financing Receivable, Allowance for Credit Loss [Roll Forward] Financing Receivable, Allowance for Credit Loss [Roll Forward] Net income (loss) attributable to WillScot Mobile Mini common shareholders Net Income (Loss) Available to Common Stockholders, Basic Loss recognized in OCI Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax BA Rate Banker's Acceptance Rate [Member] Banker's Acceptance Rate Balance at beginning of year Balance at end of period Financing Receivable, Allowance for Credit Loss Summary of Tax Loss Carryforwards Summary of Operating Loss Carryforwards [Table Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Schedule of Business Combination Schedule of Business Acquisitions, by Acquisition [Table Text Block] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] 2022 Secured Notes Senior Secured Notes Due December 2022 [Member] Senior Secured Notes Due December 2022 [Member] Quarterly Financial Data Quarterly Financial Information [Table Text Block] Operating Segments Operating Segments [Member] Provision for credit losses recorded as a reduction to revenue for the provision of specific receivables whole collection is not considered probable Financing Receivable, Credit Loss Expense (Reversal), Receivables Whose Collection is Not Probable Financing Receivable, Credit Loss Expense (Reversal), Receivables Whose Collection is Not Probable Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Class of Stock [Line Items] Class of Stock [Line Items] Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Revenue from Contract with Customer [Abstract] Variable lease expense Variable Lease, Cost State income tax expense (benefit), net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Tax receivables Income Taxes Receivable US - Federal Domestic Tax Authority [Member] Letters of credit amount outstanding Letters of Credit Outstanding, Amount Concentration Risk Type [Axis] Concentration Risk Type [Axis] Deferred revenue Contract with Customer, Liability, Current, Deferred Revenue Contract with Customer, Liability, Current, Deferred Revenue Accrued liabilities and interest Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Liabilities Current portion of long-term debt Long-term Debt and Lease Obligation, Current Revenue Recognition and Shipping Costs Revenue [Policy Text Block] Selling, general and administrative expense Selling, General and Administrative Expense and Business Combination, Acquisition Related Costs Selling, General and Administrative Expense and Business Combination, Acquisition Related Costs Deferred revenue for removal services for lease transactions and advance billings for sale transactions Contract with Customer, Liability, Removal Services for Lease Transactions and Advance Billings for Sale Transactions Contract with Customer, Liability, Removal Services for Lease Transactions and Advance Billings for Sale Transactions Fair Value Estimate of Fair Value Measurement [Member] Gain on sale of rental equipment and other property, plant and equipment Gain (Loss) on Disposition of Assets Operating lease liabilities - non-current Operating Lease, Liability, Noncurrent 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Four US Federal and State Federal, State And Local, Tax Expense (Benefit) [Abstract] Federal, State And Local, Tax Expense (Benefit) [Abstract] Rent expense Operating Leases, Rent Expense Finite-lived intangible assets acquired Definite-lived intangible assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Adjustments for Change in Accounting Principle [Axis] Change in Accounting Principle, Type [Axis] Operating lease assets Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumes, Operating Lease, Right-of-Use-Asset Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumes, Operating Lease, Right-of-Use-Asset Buildings and leasehold improvements Buildings and Leasehold Improvements, Excluding Assets Leased to Others [Member] Buildings and Leasehold Improvements, Excluding Assets Leased to Others Software Software and Software Development, Excluding Assets Leased to Others [Member] Software and Software Development, Excluding Assets Leased to Others Leasing Operating Leases, Income Statement, Lease Revenue Non-deductible transaction costs Effective Income Tax Rate Reconciliation, Nondeductible Expense, Transaction Expense, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Transaction Expense, Amount Modular leasing Leasing Direct Costs of Leased and Rented Property or Equipment Total comprehensive income (loss) attributable to WillScot Mobile Mini Comprehensive Income (Loss), Net of Tax, Attributable to Parent 2023 Finance Lease, Liability, to be Paid, Year Three Preferred share par value (in USD per share) Preferred Stock, Par or Stated Value Per Share Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Legal Entity [Axis] Legal Entity [Axis] Issuance of Common Stock from the exercise of options and warrants Shares Issued During Period, Value, Stock Options and Warrants Exercised Shares Issued During Period, Value, Stock Options and Warrants Exercised City Area Code City Area Code Income Tax Authority [Axis] Income Tax Authority [Axis] Document Period End Date Document Period End Date Tyson Tyson Onsite [Member] Tyson Onsite [Member] Authorized share repurchase program Stock Repurchase Program, Authorized Amount Net income (loss) Net income (loss) Net (loss) income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Receivables due from affiliates Accounts Receivable, Related Parties, Current Private Placement Warrants Private Placement Warrants [Member] Private Placement Warrants [Member] Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Reclassifications from AOCI to income Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Quarterly Financial Information Disclosure [Abstract] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Stock-based compensation expense Share-based Payment Arrangement, Noncash Expense Modular space units Modular Space and Portable Storage, Assets Leased to Others [Member] Modular Space and Portable Storage, Assets Leased to Others [Member] Total rental equipment Assets Leased to Others [Member] Term of agreement Related Party Transaction, Term of Agreement Related Party Transaction, Term of Agreement Cover [Abstract] Base Rate Base Rate [Member] Measurement Input Type [Axis] Measurement Input Type [Axis] Trade receivable, gross Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables, Gross Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables, Gross 40% of Principal Redemption Option Two [Member] Redemption Option Two [Member] Other comprehensive income (loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Accounts payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Debt Long-term Debt Deferred revenue and customer deposits Increase (Decrease) in Contract with Customer, Liability Lessee, Operating Leases Lessee, Operating Leases [Text Block] Impact of fair value mark-ups on rental fleet depreciation Fair Value and Useful Lives Impact on Depreciation [Member] Fair Value and Useful Lives Impact on Depreciation Mobile Mini customer relationships Customer Relationships [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Redemption Option [Axis] Redemption Option [Axis] Redemption Option [Axis] Equity Components [Axis] Equity Components [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Deferred tax assets, gross Deferred Tax Assets, Gross Minimum Minimum [Member] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Unrecognized compensation expense for non-option awards Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Net income (loss) attributable to non-controlling interest, net of tax Net Income (Loss) Attributable to Noncontrolling Interest Maximum payout percentage Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Payout Percentage, Maximum Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Payout Percentage, Maximum Entity Interactive Data Current Entity Interactive Data Current US UNITED STATES Exercised (in USD per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Revenues: Revenues [Abstract] Operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Equity Stockholders' Equity Note Disclosure [Text Block] Commitments for the acquisition of rental equipment and property, plant, and equipment Purchase Obligation Stock Option Awards Share-based Payment Arrangement, Option, Activity [Table Text Block] Commitment fee Line of Credit Facility, Commitment Fee Percentage Stock-Based Compensation Share-based Payment Arrangement [Policy Text Block] Current Current Foreign Tax Expense (Benefit) Foreign currency translation Restructuring Reserve, Foreign Currency Translation Gain (Loss) Derivative [Table] Derivative [Table] Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Statement of Stockholders' Equity [Abstract] Deferred tax liability Deferred Tax Liabilities, Gross Advertising and Promotion Advertising Cost [Policy Text Block] Proceeds from the sale of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Awards Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward] Gross carrying amount Intangible Assets, Gross (Excluding Goodwill) Number of reportable segments Number of Reportable Segments Decrease in unrecognized tax benefits that are reasonably possible could decrease in next twelve months Decrease in Unrecognized Tax Benefits is Reasonably Possible Implicit interest rate Debt Instrument, Interest Rate, Effective Percentage Consolidation Items [Axis] Consolidation Items [Axis] Maximum performance threshold Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Performance Threshold, Maximum Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Performance Threshold, Maximum Non-cash movements Restructuring Reserve, Period Increase (Decrease), Noncash Restructuring Reserve, Period Increase (Decrease), Noncash Accrued liabilities Accrued Liabilities [Member] Trade receivables, net of allowance for credit losses at December 31, 2020 and December 31, 2019 of $29,258 and $15,828, respectively Accounts Receivable, after Allowance for Credit Loss, Current Total lease payments Lessee, Operating Lease, Liability, to be Paid Other Deferred Tax Assets, Other Retirement Benefit Obligation Pension and Other Postretirement Plans, Nonpension Benefits, Policy [Policy Text Block] Leasing Operating Lease, Lease Income Deferred tax liabilities Components of Deferred Tax Liabilities [Abstract] Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Foreign Currency Translation and Transactions Foreign Currency Transactions and Translations Policy [Policy Text Block] Other prepaid expenses Other Prepaid Expense, Current Cash payments Payments for Restructuring Land, buildings, and leasehold improvements Land, Buildings and Improvements, Excluding Assets Leased to Others [Member] Land, Buildings and Improvements, Excluding Assets Leased to Others Document Transition Report Document Transition Report Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Trade name - ModSpace Modspace Trade Names [Member] Modspace Trade Names Other long-term liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Make-whole premium Debt Instrument, Make-Whole Premium, Percentage Debt Instrument, Make-Whole Premium, Percentage Value of shares converted from acquiree's shares (in USD per share) Common Stock per share price as of July 1, 2020 (in USD per share) Business Acquisition, Equity Interest Issued or Issuable, Price Per Share Business Acquisition, Equity Interest Issued or Issuable, Price Per Share NA Modular North America Modular Solutions Segment [Member] North America Modular Solutions Segment Level 2 Fair Value, Inputs, Level 2 [Member] Outside of US Foreign Income Tax Expense (Benefit), Continuing Operations [Abstract] Pay rate Derivative, Fixed Interest Rate Issuance of common stock from the exercise of options and warrants (in shares) Shares Issued During Period, Shares, Stock Options and Warrants Exercised Shares Issued During Period, Shares, Stock Options and Warrants Exercised Applicable margin, step down Debt Instrument, Basis Spread on Variable Rate, Step Down Debt Instrument, Basis Spread on Variable Rate, Step Down Total operating lease expense Operating Lease, Short-term Lease, and Variable Lease Cost Operating Lease, Short-term Lease, and Variable Lease Cost Cumulative Effect, Period of Adoption [Axis] Cumulative Effect, Period of Adoption [Axis] Credit Facility [Domain] Credit Facility [Domain] Deferred tax assets Components of Deferred Tax Assets [Abstract] Basic (in USD per share) (Loss) earnings per share - basic (in USD per share) Earnings Per Share, Basic Unrecognized tax benefits that, if recognized, would affect the annual effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Minimum performance threshold Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Performance Threshold, Minimum Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Performance Threshold, Minimum Entity File Number Entity File Number Cancelled in settlement of taxes or Exercise Price (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Weighted-average remaining lease term - operating leases Operating Lease, Weighted Average Remaining Lease Term 2024 Lessor, Operating Lease, Payment to be Received, Year Four Stock compensation expense Share-based Payment Arrangement, Expense Balance Sheet Location [Axis] Balance Sheet Location [Axis] Revenues Revenue from Contract with Customer, Including Assessed Tax Weighted average shares: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] 2017 US ABL Facility US Asset Based Liability Facility Due 2022 [Member] US Asset Based Liability Facility Due 2022 [Member] Goodwill and Intangible Assets Disclosure [Abstract] Document Annual Report Document Annual Report Options exercisable, intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value 2024 Finance Lease, Liability, to be Paid, Year Four All Currencies [Domain] All Currencies [Domain] Expected volatility Measurement Input, Price Volatility [Member] Stock-based compensation and issuance of Common Stock from vesting (in shares) Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Non-controlling interest Stockholders' Equity Attributable to Noncontrolling Interest Granted (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Thereafter Debt and Lease Obligation, Maturity, after Year Five Debt and Lease Obligation, Maturity, after Year Five Investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Deferred interest expense Deferred Tax Assets, Loans And Borrowings Deferred Tax Assets, Loans And Borrowings Debt Issuance Costs Debt, Policy [Policy Text Block] Risk-free rate of interest Measurement Input, Risk Free Interest Rate [Member] Capitalized implementation costs for cloud computing arrangements Capitalized Computer Software, Net Interest expense Interest Expense [Member] Trade receivables Increase (Decrease) in Accounts Receivable Statement of Comprehensive Income [Abstract] Uncertain tax positions Effective Income Tax Rate Reconciliation, Uncertain Tax Position, Amount Effective Income Tax Rate Reconciliation, Uncertain Tax Position, Amount Payment of Common Stock issuance costs Discounts and offering expenses Payments of Stock Issuance Costs Concentration Risk Type [Domain] Concentration Risk Type [Domain] Trade name - WillScot WillScot Trade Names [Member] WillScot Trade Names Current Current Federal, State and Local, Tax Expense (Benefit) Total liabilities and equity Liabilities and Equity 2022 Debt and Lease Obligation, Maturity, Year Two Debt and Lease Obligation, Maturity, Year Two Accounting Standards Update 2014-09 Accounting Standards Update 2014-09 [Member] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Income Taxes Income Tax Disclosure [Text Block] Net losses on derivatives, tax benefit Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax Long-term liabilities Liabilities, Noncurrent Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Depreciation of rental equipment Cost, Depreciation Purchase of rental equipment and refurbishments Payments to Acquire Equipment on Lease Decrease from expiration of statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Fixed lease expense Operating Lease, Cost Net assets acquired (purchase price) Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Total liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Undistributed foreign earnings Undistributed Earnings of Foreign Subsidiaries Securities excluded from computation of diluted earnings per share because their effect would have been anti-dilutive (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Weighted-average remaining lease term - finance leases Finance Lease, Weighted Average Remaining Lease Term Increases based on tax positions related to prior period Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Increases based on tax positions related to current period Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Operating lease liabilities Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumes, Operating Lease Liabilities Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumed, Operating Lease, Liability Equity Component [Domain] Equity Component [Domain] Minimum payout percentage Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Payout Percentage, Minimum Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Payout Percentage, Minimum Gross profit Gross profit Gross Profit Property, plant and equipment, net Property, plant and equipment, net Property, Plant and Equipment, Net Rental equipment, net Property, Plant and Equipment, Assets Leased to Others Property, Plant and Equipment, Assets Leased to Others Entity Tax Identification Number Entity Tax Identification Number Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Stock-Based Compensation Share-based Payment Arrangement [Text Block] Net income (loss) attributable to WillScot Mobile Mini Net income (loss) attributable to WillScot Mobile Mini Net Income (Loss) Attributable to Parent Changes in operating assets and liabilities, net of effect of businesses acquired: Increase (Decrease) in Operating Capital [Abstract] LIBOR London Interbank Offered Rate (LIBOR) [Member] Inventories Inventory Disclosure [Text Block] Provision for credit losses, net of recoveries Financing Receivable, Credit Loss, Expense (Reversal) Trade names Trade Names [Member] Current Fiscal Year End Date Current Fiscal Year End Date Expenses: Operating Expenses [Abstract] Present value of lease liabilities Finance Leases Finance Lease, Liability Converted shares held in escrow (in shares) Stock Issued During Period, Shares, Conversion of Shares, Held in Escrow Account Stock Issued During Period, Shares, Conversion of Shares, Held in Escrow Account Deferred Deferred Federal, State and Local, Tax Expense (Benefit) Accumulated depreciation of property, plant and equipment assets under finance leases Finance Lease, Right-of-Use Asset, Accumulated Amortization Number of shares pledged for collateral (in shares) Debt Instrument, Number of Shares Pledged for Collateral Debt Instrument, Number of Shares Pledged for Collateral Intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Euro Euro Member Countries, Euro Thereafter Finance Lease, Liability, to be Paid, after Year Five Total long-term deferred revenue and customer deposits Contract with Customer, Liability, Noncurrent Assets held for sale Assets Held-for-sale, Not Part of Disposal Group, Current Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] VAPS service revenue Value Added Services [Member] Value Added Services Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] 2020 ABL Facility Asset Based Liability Facility Due 2025 [Member] Asset Based Liability Facility Due 2025 Schedule of Property, Plant and Equipment Schedule of Rental Equipment, Net Property, Plant and Equipment [Table Text Block] Available borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Issuance of common stock and contribution of proceeds to WSII (in shares) Stock Issued During Period, Shares, New Issues Non-deductible executive compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Executive Compensation, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Executive Compensation, Amount Gross carrying amount Finite-Lived Intangible Assets, Gross Intangible assets subject to amortization: Finite-Lived Intangible Assets, Net [Abstract] Sapphire Exchange - See Note 12 (in shares) Shares issued for conversion (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Provision for credit losses, net of recoveries Accounts Receivable, Credit Loss Expense (Reversal) Foreign currency translation adjustment, income tax expense (benefit) Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Less: accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Currency [Axis] Currency [Axis] 2024 Debt and Lease Obligation, Maturity, Year Four Debt and Lease Obligation, Maturity, Year Four Trade name - Mobile Mini Mobile Mini Trade Names [Member] Mobile Mini Trade Names Related Party Transactions [Abstract] Lessee, Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, Maturity [Table Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Basic (in shares) Weighted average shares - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Applicable margin Debt Instrument, Basis Spread on Variable Rate Forfeited (in USD per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Ownership [Axis] Ownership [Axis] Carrying Amount Reported Value Measurement [Member] Number of shares warrant holders are entitled to purchase (in shares) Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Revenue Deferred Revenue and Customer Deposits Revenue from Contract with Customer [Text Block] VAPS and other related rental equipment Value added products Value-added Products and Services, Assets Leased to Others [Member] Value-added Products and Services, Assets Leased to Others [Member] Right of use assets obtained in exchange for lease obligations Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Debt Long-term Debt, Fair Value Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Unrealized currency losses (gains), net Foreign Currency Transaction Gain (Loss), before Tax Inventories Inventory, Policy [Policy Text Block] Income tax benefit Total income tax benefit Income Tax Expense (Benefit) Cash and cash equivalents at the beginning of the year Cash and cash equivalents at the end of the year Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Property, Plant and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Local Phone Number Local Phone Number Cash consideration Payments to Acquire Businesses, Gross Business Combination, Pro Forma Information Business Acquisition, Pro Forma Information [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Finite-lived Intangible Assets Amortization Expense Finite-lived Intangible Assets Amortization Expense [Table Text Block] Reconciliation of Assets from Segment to Consolidated Reconciliation of Assets from Segment to Consolidated [Table Text Block] Options exercised, intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Revenue since acquisition date Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Derivative [Line Items] Derivative [Line Items] Schedule of indefinite lived intangible assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Outstanding principal borrowings on the credit facility Long-term Debt, Gross Decreases based on tax positions related to prior period Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Warrant redemption price (in USD per share) Class of Warrant or Right, Redemption Price of Warrants or Rights Class of Warrant or Right, Redemption Price of Warrants or Rights Deferred revenue Contract with Customer, Liability, Noncurrent, Deferred Revenue Contract with Customer, Liability, Noncurrent, Deferred Revenue Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Deferred revenue and customer deposits Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contract with Customer, Liability Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contract with Customer, Liability Line of credit facility Line of Credit Facility, Maximum Borrowing Capacity Award Type [Axis] Award Type [Axis] Weighted-Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted-Average Remaining Operating Lease Term and Weighted Average Discount Rate Lessee, Lease, Description [Table Text Block] Lessee, Lease, Description Other non-current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Accumulated Deficit Retained Earnings [Member] Preferred shares outstanding (in shares) Preferred Stock, Shares Outstanding Measurement Basis [Axis] Measurement Basis [Axis] Write-offs Financing Receivable, Allowance for Credit Loss, Writeoff UK Storage United Kingdom Storage Solutions Segment [Member] United Kingdom Storage Solutions Segment Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Options vested, fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Future Commited Modular Leasing Revenues Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Table Text Block] Equity Award [Domain] Award Type [Domain] Purchases of rental equipment and refurbishments Property, Plant and Equipment, Capital Expenditures, Assets Leased to Others Property, Plant and Equipment, Capital Expenditures, Assets Leased to Others Activity in Allowance for Credit Losses Financing Receivable, Allowance for Credit Loss [Table Text Block] Summary of Activities in the Restructuring Accruals Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Vested and exercisable stock options (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Public Warrants Public Warrants [Member] Public Warrants [Member] Rental Equipment, Net Property, Plant and Equipment, net Property, Plant and Equipment Disclosure [Text Block] Costs: Cost of Goods and Services Sold [Abstract] Minimum share price for warrant redemption (in USD per share) Class of Warrant or Right, Share Price for Redemption of Warrants or Rights Class of Warrant or Right, Share Price for Redemption of Warrants or Rights Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Discount rate Business Acquisition, Equity Interest Issued or Issuable, Discount Business Acquisition, Equity Interest Issued or Issuable, Discount Facility Exit Costs Facility Closing [Member] Earnings (Loss) Per Share Earnings Per Share [Text Block] Target performance threshold Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Performance Threshold, Target Share-based Compensation Arrangement by Share-based Payment Award, Performance-Based Units, Performance Threshold, Target Total related party expense, net Related Party Transaction, Income (Expenses) from Transactions with Related Party, Net Related Party Transaction, Income (Expenses) from Transactions with Related Party, Net Accounts payable and other accrued liabilities Increase (Decrease) In Accounts Payable And Other Accrued Liabilities Increase (Decrease) In Accounts Payable And Other Accrued Liabilities Recently Issued and Adopted Accounting Standards New Accounting Pronouncements, Policy [Policy Text Block] Statement of Financial Position [Abstract]