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Consolidated Statements of Income and Comprehensive Income (Unaudited) (Parenthetical) (USD $)
In Thousands
3 Months Ended9 Months Ended
Oct. 02, 2011
Oct. 03, 2010
Oct. 02, 2011
Oct. 03, 2010
Consolidated Statements of Income and Comprehensive Income [Abstract]    
Income tax provision on equity in earnings of affiliate$ 118$ 449$ 1,705$ 1,672