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Consolidated Statements Of Comprehensive Income (Parenthetical) (USD $)
3 Months Ended 6 Months Ended
Dec. 31, 2011
Jan. 01, 2011
Dec. 31, 2011
Jan. 01, 2011
Consolidated Statements Of Comprehensive Income [Abstract]        
Other comprehensive income, net of tax $ 115,000 $ 221,000 $ (2,100,000) $ 572,000