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Discontinued Operations (Components Of Income (Loss) From Discontinued Operations, Including Interest Allocated To Discontinued Operations) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Discontinued Operations [Abstract]      
Net sales   $ 9,057 $ 64,189
Operating expenses (289) (8,977) (59,435)
Gain (loss) on sale of business   14,022 (30,225)
Interest expense allocation   (262) (1,654)
Income (loss) from discontinued operations before taxes $ (289) $ 13,840 $ (27,125)