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Business Combinations And Discontinued Operations (Components Of Discontinued Operations) (Details) (USD $)
In Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Business Combinations And Discontinued Operations        
Net sales $ 45 $ 41 $ 62 $ 58
Pretax gain (loss) on operations 5 1 (42) 184
Income tax expense (benefit) 1 14 (11) 52
Net earnings (loss) $ 4 $ (13) $ (31) $ 132