Impairment Charges (Summary Of Impairment Charges On Continued And Discontinued Operations) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	$ 0.0	$ 1.3	$ 3.7
Other Long-Lived Asset Impairments	5.4	3.6	0.4
Total Impairments	5.4	4.9	4.1
Residential Products
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	0.0	0.0	0.0
Other Long-Lived Asset Impairments	0.0	0.0	0.4
Total Impairments	0.0	0.0	0.4
Furniture Products
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	0.0	0.0	0.0
Other Long-Lived Asset Impairments	5.1	0.0	0.0
Total Impairments	5.1	0.0	0.0
Industrial Products
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	0.0	1.3	0.0
Other Long-Lived Asset Impairments	0.3	3.6	0.0
Total Impairments	0.3	4.9	0.0
Specialized Products
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	0.0	0.0	3.7
Other Long-Lived Asset Impairments	0.0	0.0	0.0
Total Impairments	$ 0.0	$ 0.0	$ 3.7