Organization and Description of Business	3 Months Ended
Jul. 31, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and Description of Business	Organization and Description of Business Sunbelt Rentals Holdings, Inc. (including subsidiaries, the “Company” or “Sunbelt”) (NYSE: SUNB; LSE: SUNB) was formed as a Delaware corporation in February 2025. Sunbelt is an international equipment rental company with national networks in the United States (“U.S.”), Canada and the United Kingdom (“U.K.”). The Company rents a broad range of construction, industrial, general and specialty equipment across a wide variety of applications to a wide customer base. In the current period, these condensed consolidated financial statements reflect the effects of the new corporate structure with Sunbelt Rentals Holdings, Inc. as the ultimate parent company. For periods prior to February 27, 2026 (the “Effective Date”), these condensed consolidated financial statements reflect the historical results, assets, liabilities and cash flows of Ashtead Group Limited and its subsidiaries as the accounting predecessor. “Sunbelt,” “we,” “us” and “our” for periods prior to the Effective Date refer to Ashtead Group plc and its consolidated subsidiaries, and references for periods on or after the Effective Date refer to Sunbelt Rentals Holdings, Inc. and its consolidated subsidiaries.

Organization and Description of Business

3 Months Ended

Jul. 31, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Organization and Description of Business

Sunbelt Rentals Holdings, Inc. (including subsidiaries, the “Company” or “Sunbelt”) (NYSE: SUNB; LSE: SUNB) was formed as a Delaware corporation in February 2025. Sunbelt is an international equipment rental company with national networks in the United States (“U.S.”), Canada and the United Kingdom (“U.K.”). The Company rents a broad range of construction, industrial, general and specialty equipment across a wide variety of applications to a wide customer base.

In the current period, these condensed consolidated financial statements reflect the effects of the new corporate structure with Sunbelt Rentals Holdings, Inc. as the ultimate parent company. For periods prior to February 27, 2026 (the “Effective Date”), these condensed consolidated financial statements reflect the historical results, assets, liabilities and cash flows of Ashtead Group Limited and its subsidiaries as the accounting predecessor. “Sunbelt,” “we,” “us” and “our” for periods prior to the Effective Date refer to Ashtead Group plc and its consolidated subsidiaries, and references for periods on or after the Effective Date refer to Sunbelt Rentals Holdings, Inc. and its consolidated subsidiaries.