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Input, Risk Free Interest Rate [Member] Earnings (loss) per share attributable to WillScot Mobile Mini common shareholders: Earnings Per Share, Basic and Diluted [Abstract] Deferred tax assets valuation allowance, net tax benefit Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Net Tax Benefit Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Net Tax Benefit Customer Relationships And Technology Based Intangible Assets Customer Relationships And Technology Based Intangible Assets [Member] Customer Relationships And Technology Based Intangible Assets Non-deductible executive compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Executive Compensation, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Executive Compensation, Amount Net income (loss) Net income (loss) Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Total liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Class A Common Stock Common Class A [Member] Cash and cash equivalents at the beginning of the period Cash and cash equivalents at the end of the period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Schedule of Interest Rate Agreements Schedule of Derivative Instruments [Table Text Block] Number of shares sold (in shares) Sale of Stock, Number of Shares Issued in Transaction Common stock par value (in USD per share) Par value (in USD per share) Common Stock, Par or Stated Value Per Share 2025 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 Statement of Comprehensive Income [Abstract] Gross carrying amount Finite-Lived Intangible Assets, Gross Intangible assets subject to amortization: Finite-Lived 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