Summary of Significant Accounting Policies - Narrative (Details) $ in Millions |
6 Months Ended | |||
|---|---|---|---|---|
|
Apr. 13, 2026
USD ($)
|
May 01, 2025
retailLocation
|
Feb. 05, 2025
USD ($)
retailLocation
|
Jun. 30, 2026
channel
|
|
| SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] | ||||
| Number of retail locations (over) | retailLocation | 73 | |||
| Number of products sales channels | channel | 2 | |||
| 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% | |||
| Mattress Firm | ||||
| SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] | ||||
| Number of retail locations (over) | retailLocation | 2,100 | |||
| Common stock of the company | $ | $ 2,245.1 | |||
| Leggett & Platt | ||||
| SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] | ||||
| Common stock of the company | $ | $ 2,500.0 |