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Property Plant and Equipment (Details Textual) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Mar. 26, 2011
Property Plant And Equipment (Textual) [Abstract]      
Amortization expense $ 3.9 $ 3.2 $ 2.9
Depreciation $ 24.7 $ 22.0 $ 21.0