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v3.25.2

Summary of Significant Accounting Policies - Additional Information (Details) $ in Millions |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
May 01, 2025 retailLocation | Feb. 05, 2025 retailLocation | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) channel | Jun. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Number of products sales channels | channel |  |  |  |  | 2 |  |
Number of retail locations | retailLocation | 73 |  |  |  |  |  |
Cost of sales |  |  | $ 1,053.6 | $ 716.0 | $ 2,077.8 | $ 1,431.1 |
Revision of Prior Period, Adjustment |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Cost of sales |  |  |  | $ 36.7 |  | $ 74.9 |
Accrued Expenses And Other Current Liabilities |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Standard product warranty accrual |  |  | 24.0 |  | 24.0 |  | $ 15.3
Other Noncurrent Liabilities |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Standard product warranty accrual |  |  | $ 35.6 |  | $ 35.6 |  | $ 18.3
Asia Pacific Joint Ventures |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Ownership percentage |  |  | 50.00% |  | 50.00% |  |
United Kingdom Joint Venture |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Ownership percentage |  |  | 50.00% |  | 50.00% |  |
Mattress Firm | Minimum |  |  |  |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |  |  |  |
Number of retail locations | retailLocation |  | 2,200 |  |  |  |  |

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