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v3.25.1

Summary of Significant Accounting Policies - Additional Information (Details) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Feb. 05, 2025 retailLocation | Mar. 31, 2025 USD ($) channel | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($)
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Number of products sales channels | channel |  | 2 |  |
Cost of sales |  | $ 1,024.2 | $ 715.1 |
Revision of Prior Period, Adjustment |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Cost of sales |  | $ 38.3 |  |
Minimum | Mattress Firm |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Number of retail locations | retailLocation | 2,200 |  |  |
Asia Pacific Joint Ventures |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Ownership percentage |  | 50.00% |  |
United Kingdom Joint Venture |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Ownership percentage |  | 50.00% |  |
Accrued Expenses And Other Current Liabilities |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Standard product warranty accrual |  | $ 22.4 |  | $ 15.3
Other Noncurrent Liabilities |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Standard product warranty accrual |  | $ 36.2 |  | $ 18.3

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