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Statements of Condensed Consolidated Operations (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Income Statement [Abstract]    
Earnings from unconsolidated companies, tax (benefit)/provision $ (325) $ (230)
Discontinued operations, tax (benefit)/provision $ 0 $ (386)