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Condensed Consolidated Statement of Income (Unaudited) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Apr. 04, 2015
Mar. 29, 2014
Income Statement [Abstract]    
Income (loss) from discontinued operation, income tax (provision) benefit $ (41)us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation $ 3us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation