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Commitments - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Mar. 26, 2016
Mar. 28, 2015
Mar. 29, 2014
Commitments and Contingencies Disclosure [Abstract]      
Rent expense $ 21.8 $ 23.4 $ 24.3
Contingent rent expense $ 0.5 $ 0.7 $ 0.3