Summary of Significant Accounting Policies (Policies)	6 Months Ended
Jun. 30, 2026
Accounting Policies [Abstract]
Basis of Presentation	The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with the instructions to Form 10-Q and do not include all the information and notes required by accounting principles generally accepted in the US ("GAAP") for complete financial statements. The accompanying unaudited condensed consolidated financial statements comprise the financial statements of WillScot and its subsidiaries that it controls due to ownership of a majority voting interest, and contain all adjustments, which are of a normal and recurring nature, considered necessary by management to present fairly the financial position, results of operations and cash flows for the interim periods presented.
Principles of Consolidation	Subsidiaries are fully consolidated from the date of acquisition, being the date on which the Company obtains control, and continue to be consolidated until the date when such control ceases. The financial statements of the subsidiaries are prepared for the same reporting period as WillScot. All intercompany balances and transactions are eliminated in consolidation.
Recently Issued Accounting Standards	In November 2024, the Financial Accounting Standards Board ("FASB") issued Accounting Standards Update ("ASU") No. 2024-03 Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40): Disaggregation of Income Statement Expenses ("ASU 2024-03"). ASU 2024-03 requires incremental disclosures about specific expense categories, including purchases of inventory, employee compensation, depreciation, amortization, and selling expenses. The amendments are effective for annual reporting periods beginning after December 15, 2026, and interim reporting periods within annual reporting periods beginning after December 15, 2027. Early adoption is permitted and the amendments may be applied either prospectively or retrospectively. The Company is evaluating the impact of ASU 2024-03 on its disclosures. In September 2025, the FASB issued ASU No. 2025-06 Intangibles - Goodwill and Other Internal-Use Software (Subtopic 350-40): Targeted Improvements to the Accounting for Internal-Use Software ("ASU 2025-06") to modernize the accounting guidance for costs incurred to develop internal-use software, including which costs are required to be recognized as an asset. ASU 2025-06 is effective for annual and interim reporting periods beginning after December 15, 2027. The Company is evaluating the impact of ASU 2025-06 on its consolidated financial statements and disclosures.

Summary of Significant Accounting Policies (Policies)

6 Months Ended

Jun. 30, 2026

The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with the instructions to Form 10-Q and do not include all the information and notes required by accounting principles generally accepted in the US ("GAAP") for complete financial statements. The accompanying unaudited condensed consolidated financial statements comprise the financial statements of WillScot and its subsidiaries that it controls due to ownership of a majority voting interest, and contain all adjustments, which are of a normal and recurring nature, considered necessary by management to present fairly the financial position, results of operations and cash flows for the interim periods presented.

Principles of Consolidation

Subsidiaries are fully consolidated from the date of acquisition, being the date on which the Company obtains control, and continue to be consolidated until the date when such control ceases. The financial statements of the subsidiaries are prepared for the same reporting period as WillScot. All intercompany balances and transactions are eliminated in consolidation.

Recently Issued Accounting Standards

In November 2024, the Financial Accounting Standards Board ("FASB") issued Accounting Standards Update ("ASU") No. 2024-03 Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40): Disaggregation of Income Statement Expenses ("ASU 2024-03"). ASU 2024-03 requires incremental disclosures about specific expense categories, including purchases of inventory, employee compensation, depreciation, amortization, and selling expenses. The amendments are effective for annual reporting periods beginning after December 15, 2026, and interim reporting periods within annual reporting periods beginning after December 15, 2027. Early adoption is permitted and the amendments may be applied either prospectively or retrospectively. The Company is evaluating the impact of ASU 2024-03 on its disclosures.

In September 2025, the FASB issued ASU No. 2025-06 Intangibles - Goodwill and Other Internal-Use Software (Subtopic 350-40): Targeted Improvements to the Accounting for Internal-Use Software ("ASU 2025-06") to modernize the accounting guidance for costs incurred to develop internal-use software, including which costs are required to be recognized as an asset. ASU 2025-06 is effective for annual and interim reporting periods beginning after December 15, 2027. The Company is evaluating the impact of ASU 2025-06 on its consolidated financial statements and disclosures.