Net Revenues by Major Product Category (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 28, 2015	Mar. 29, 2014	Mar. 30, 2013
Revenue from External Customer [Line Items]
Product revenue	$ 4,199,666	$ 3,170,522	$ 2,094,757
Sales Revenue, Net | Product Concentration Risk
Revenue from External Customer [Line Items]
Product revenue	4,199,666	3,170,522	2,094,757
Sales Revenue, Net | Product Concentration Risk | Accessories
Revenue from External Customer [Line Items]
Percent of product revenue	68.40%	65.00%	59.90%
Product revenue	2,872,221	2,060,824	1,255,536
Sales Revenue, Net | Product Concentration Risk | Apparel
Revenue from External Customer [Line Items]
Percent of product revenue	13.10%	15.20%	19.80%
Product revenue	549,433	482,435	413,731
Sales Revenue, Net | Product Concentration Risk | Footwear
Revenue from External Customer [Line Items]
Percent of product revenue	10.50%	10.70%	10.10%
Product revenue	444,046	337,988	210,982
Sales Revenue, Net | Product Concentration Risk | Licensed product
Revenue from External Customer [Line Items]
Percent of product revenue	8.00%	9.10%	10.20%
Product revenue	$ 333,966	$ 289,275	$ 214,508