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Common Stock and Stock Plans (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 30, 2012
Apr. 01, 2011
Apr. 02, 2010
Summary of stock-based compensation expense      
Stock-based compensation expense before taxes $ 21,382 $ 17,440 $ 12,212
Related income tax benefits (8,010) (6,511) (4,429)
Stock-based compensation expense, net of taxes $ 13,372 $ 10,929 $ 7,783