v3.26.1
Segment Information - Schedule of Segment Results from Continuing Operations (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Net trade sales $ 999.7 $ 1,058.0 $ 1,917.9 $ 2,080.1
Segment EBIT 80.1 90.4 124.6 153.3
Interest expense net of interest income (11.7) (18.7) (24.3) (36.5)
Earnings before income taxes 68.4 71.7 100.3 116.8
Somnigroup International Inc. merger costs (See Note A) 10.1 0.0 13.6 0.0
Specialized Products        
Segment Reporting [Line Items]        
Net trade sales 247.0 304.1 491.1 604.2
Furniture, Flooring & Textile Products        
Segment Reporting [Line Items]        
Net trade sales 365.8 362.5 675.0 693.8
Operating segments        
Segment Reporting [Line Items]        
Net trade sales 1,007.3 1,064.7 1,934.4 2,094.5
Depreciation and amortization 25.6 26.1 50.4 54.4
Nonoperating assets depreciation and amortization 2.9 3.6 6.3 6.9
Total depreciation and amortization 28.5 29.7 56.7 61.3
Restructuring, restructuring-related, and impairment charges 10.3 3.6 15.2 10.5
Gain on sale of real estate (11.5) (18.4) (21.0) (21.6)
Other segment items 889.8 959.5 1,745.5 1,891.2
Segment EBIT 90.2 90.3 138.0 153.1
Operating segments | Reportable Subsegments        
Segment Reporting [Line Items]        
Net trade sales 999.7 1,058.0 1,917.9 2,080.1
Operating segments | Intersubsegment Eliminations        
Segment Reporting [Line Items]        
Net trade sales 7.6 6.7 16.5 14.4
Operating segments | Bedding Products        
Segment Reporting [Line Items]        
Net trade sales 392.5 396.6 763.2 792.5
Depreciation and amortization 13.4 13.3 25.8 26.3
Nonoperating assets depreciation and amortization 1.1 1.3 2.5 2.6
Total depreciation and amortization 14.5 14.6 28.3 28.9
Restructuring, restructuring-related, and impairment charges 6.0 2.1 10.7 5.5
Gain on sale of real estate (11.5) (16.7) (21.0) (16.7)
Other segment items 341.4 369.4 677.4 738.0
Segment EBIT 42.1 27.2 67.8 36.8
Operating segments | Bedding Products | Reportable Subsegments        
Segment Reporting [Line Items]        
Net trade sales 386.9 391.4 751.8 782.1
Operating segments | Bedding Products | Intersubsegment Eliminations        
Segment Reporting [Line Items]        
Net trade sales 5.6 5.2 11.4 10.4
Operating segments | Specialized Products        
Segment Reporting [Line Items]        
Net trade sales 247.9 304.2 493.3 604.5
Depreciation and amortization 8.5 8.2 16.6 18.6
Nonoperating assets depreciation and amortization 0.7 1.1 1.6 2.0
Total depreciation and amortization 9.2 9.3 18.2 20.6
Restructuring, restructuring-related, and impairment charges 3.3 0.6 3.3 4.0
Gain on sale of real estate 0.0 (1.7) 0.0 (1.7)
Other segment items 216.2 257.3 434.9 514.5
Segment EBIT 19.2 38.7 36.9 67.1
Operating segments | Specialized Products | Reportable Subsegments        
Segment Reporting [Line Items]        
Net trade sales 247.0 304.1 491.1 604.2
Operating segments | Specialized Products | Intersubsegment Eliminations        
Segment Reporting [Line Items]        
Net trade sales 0.9 0.1 2.2 0.3
Operating segments | Furniture, Flooring & Textile Products        
Segment Reporting [Line Items]        
Net trade sales 366.9 363.9 677.9 697.5
Depreciation and amortization 3.7 4.6 8.0 9.5
Nonoperating assets depreciation and amortization 1.1 1.2 2.2 2.3
Total depreciation and amortization 4.8 5.8 10.2 11.8
Restructuring, restructuring-related, and impairment charges 1.0 0.9 1.2 1.0
Gain on sale of real estate 0.0 0.0 0.0 (3.2)
Other segment items 332.2 332.8 633.2 638.7
Segment EBIT 28.9 24.4 33.3 49.2
Operating segments | Furniture, Flooring & Textile Products | Reportable Subsegments        
Segment Reporting [Line Items]        
Net trade sales 365.8 362.5 675.0 693.8
Operating segments | Furniture, Flooring & Textile Products | Intersubsegment Eliminations        
Segment Reporting [Line Items]        
Net trade sales 1.1 1.4 2.9 3.7
Intersegment eliminations        
Segment Reporting [Line Items]        
Segment EBIT $ (10.1) $ 0.1 $ (13.4) $ 0.2