Annual report pursuant to Section 13 and 15(d)

Consolidated Statements Of Stockholders' Equity And Comprehensive Income (Parenthetical)

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Consolidated Statements Of Stockholders' Equity And Comprehensive Income (Parenthetical) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Jan. 01, 2011
Jan. 02, 2010
Consolidated Statements Of Stockholders' Equity And Comprehensive Income [Abstract]      
Foreign currency translation adjustment, tax expense $ (1,476) $ (906) $ (1,852)
Common stock issued under equity award plans, tax expense $ (317) $ (152) $ (319)