Impairment Charges (Summary Of Impairment Charges On Continued And Discontinued Operations) (Details) - USD ($) $ in Millions	3 Months Ended			12 Months Ended
	Mar. 31, 2015	Jun. 30, 2014	Dec. 31, 2013	Dec. 31, 2015		Dec. 31, 2014		Dec. 31, 2013
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	$ 4.1			$ 4.1	[1]	$ 108.0	[2]	$ 63.0
Other Long-Lived Asset Impairments				2.4		1.3		2.4
Total Impairments				6.5		109.3		65.4
Continuing Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				4.1		0.0		63.0
Other Long-Lived Asset Impairments				2.2		1.3		0.8
Total Impairments				6.3		1.3		63.8
Discontinued Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				0.0		108.0		0.0
Other Long-Lived Asset Impairments				0.2		0.0		1.6
Total Impairments				0.2		108.0		1.6
Commercial Fixturing & Components - Store Fixtures | Discontinued Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment		$ 108.0		0.0		108.0		0.0
Other Long-Lived Asset Impairments				0.0		0.0		0.0
Total Impairments				0.0		108.0		0.0
Residential Furnishings
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				0.0	[1]	0.0	[2]
Residential Furnishings | Continuing Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment						0.0		0.0
Other Long-Lived Asset Impairments				0.2		1.2		0.8
Total Impairments				0.2		1.2		0.8
Commercial Fixturing & Components | Store Fixtures [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment		$ 108.0
Industrial Materials - Steel Tubing
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				4.1	[1]	0.0	[2]
Industrial Materials - Steel Tubing | Continuing Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				4.1		0.0		0.0
Other Long-Lived Asset Impairments				1.4		0.0		0.0
Total Impairments				5.5		0.0		0.0
Industrial Materials - Steel Tubing | Discontinued Operations | Cotton-based erosion control 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		1.5
Total Impairments				0.0		0.0		1.5
Industrial Materials - Steel Tubing | Discontinued Operations | Wire dishwasher racks
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				0.0		0.0		0.0
Other Long-Lived Asset Impairments				0.2		0.0		0.0
Total Impairments				0.2		0.0		0.0
Specialized Products:
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				0.0	[1]	0.0	[2]
Specialized Products: | CVP unit
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment			$ 63.0
Specialized Products: | Continuing Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment	$ 6.0
Specialized Products: | Continuing Operations | CVP unit
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				0.0		0.0		63.0
Other Long-Lived Asset Impairments				0.1		0.0		0.0
Total Impairments				0.1		0.0		63.0
Other | Continuing Operations
Impaired Long-Lived Assets Held and Used [Line Items]
Goodwill Impairment				0.0		0.0		0.0
Other Long-Lived Asset Impairments				0.5		0.1		0.0
Other | Continuing Operations | Other Group [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Total Impairments				0.5		0.1		0.0
Subsequent activity related to other divestitures completed prior to 2011 | Discontinued Operations
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		0.1
Total Impairments				$ 0.0		$ 0.0		$ 0.1

[1] We recorded a goodwill impairment charge related to the Steel Tubing unit as outlined in Note C.

[2] We recorded a goodwill impairment charge related to the Store Fixtures unit as outlined in Note C.