Intangible Assets and Goodwill - Additional Information (Detail) (USD $)	12 Months Ended
	Mar. 28, 2015	Mar. 29, 2014	Mar. 30, 2013
Intangible Assets And Goodwill [Line Items]
Amortization expense	$ 7,000,000	$ 3,100,000	$ 1,500,000
Cumulative impairment of goodwill	5,400,000
Impairment charges	$ 0	$ 0	$ 0
Trademarks
Intangible Assets And Goodwill [Line Items]
Amortization period	20 years
Weighted-average remaining useful life	7 years 9 months 18 days
Lease Rights
Intangible Assets And Goodwill [Line Items]
Amortization period	9 years 2 months 12 days