Carrying Values of Intangible Assets and Goodwill (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2013	Mar. 30, 2013
Intangible Assets And Goodwill [Line Items]
Goodwill, Gross Carrying Amount	$ 14,005	$ 14,005
Goodwill, Net	14,005	14,005
Gross Carrying Amount	71,654	48,553
Accumulated Amortization	15,551	13,568
Net	42,098
Net	56,103	34,985
Trademarks
Intangible Assets And Goodwill [Line Items]
Gross Carrying Amount	23,000	23,000
Accumulated Amortization	12,557	11,693
Net	10,443	11,307
Lease Rights
Intangible Assets And Goodwill [Line Items]
Gross Carrying Amount	34,649	11,548
Accumulated Amortization	2,994	1,875
Net	$ 31,655	$ 9,673