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Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jul. 02, 2011
Jun. 30, 2012
Jul. 02, 2011
Condensed Consolidated Statements of Comprehensive Income [Abstract]        
Net income $ 336 $ 909 $ 1,941 $ 1,475
Foreign currency translation adjustments 0 (10) 0 (33)
Recognition of accumulated foreign currency translation loss related to sale of foreign operations 0 170 35 170
Comprehensive income $ 336 $ 1,069 $ 1,976 $ 1,612