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Consolidated Statements of Comprehensive Earnings (Unaudited) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Jun. 01, 2013
Jun. 02, 2012
Statement of Other Comprehensive Income [Abstract]    
Tax expense (benefit) on marketable securities $ (29) $ 12
Tax benefit on foreign currency hedge $ (24) $ 0