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v3.25.1

Acquisitions and Divestitures - (Narrative) (Details) $ / shares in Units, shares in Millions, $ in Millions |  | 3 Months Ended
--- | --- | ---
Feb. 05, 2025 USD ($) $ / shares shares | Jun. 30, 2025 retailLocation distributionCenter | Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($)
Business Acquisition [Line Items] |  |  |  |
Net sales |  |  | $ 1,604.7 | $ 1,189.4
Net income |  |  | (33.1) | 76.3
Operating income (loss) |  |  | 13.2 | 131.5
Mattress Firm |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Net sales |  |  | 593.7 | 0.0
Net income |  |  | 0.8 |
Forecast |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Number of retail locations | retailLocation |  | 73 |  |
Specialty retail locations | retailLocation |  | 103 |  |
Number of distribution centers | distributionCenter |  | 7 |  |
Delayed Draw Term Loan | 2023 Credit Agreement | Line of Credit |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Proceeds from lines of credit | $ 625.0 |  |  |
Revolving Credit Facility | Line of Credit |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Proceeds from sale of real estate held-for-investment, escrow | 1,592.0 |  |  |
Revolving Credit Facility | 2023 Credit Agreement | Line of Credit |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Proceeds from lines of credit | 679.5 |  |  |
Mattress Firm |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Net consideration transferred | 5,151.7 |  |  |
Cash acquired in excess of payments to acquire business | 300.0 |  |  |
Cash | $ 3,102.0 |  |  |
Shares issued in acquisition (in shares) | shares | 34.2 |  |  |
Closing share price (in dollars per share) | $ / shares | $ 65.65 |  |  |
Business combination, acquisition related costs |  |  | 50.2 | 14.8
Net sales |  |  | $ 267.1 | $ 735.8

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