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Impairment Charges (Summary of Impairment Charges on Continued and Discontinued Operations) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Impaired Long-Lived Assets Held and Used [Line Items]      
Goodwill impairment $ 0 $ 0 $ 25,400,000
Other long-lived asset impairments     4,000,000.0
Total Impairments $ 0 $ 0 29,400,000
Bedding Products      
Impaired Long-Lived Assets Held and Used [Line Items]      
Goodwill impairment     0
Other long-lived asset impairments     300,000
Total Impairments     300,000
Specialized Products      
Impaired Long-Lived Assets Held and Used [Line Items]      
Goodwill impairment     25,400,000
Other long-lived asset impairments     0
Total Impairments     25,400,000
Furniture, Flooring & Textile Products      
Impaired Long-Lived Assets Held and Used [Line Items]      
Goodwill impairment     0
Other long-lived asset impairments     200,000
Total Impairments     200,000
Unallocated      
Impaired Long-Lived Assets Held and Used [Line Items]      
Goodwill impairment     0
Other long-lived asset impairments     3,500,000
Total Impairments     $ 3,500,000