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Acquisitions and Divestitures - Schedule of Business Acquisition, Pro Forma Information (Details) - Mattress Firm - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Business Acquisition [Line Items]    
Pro forma net sales $ 1,871.8 $ 1,925.2
Pro forma net loss $ (241.1) $ (33.7)