Segment Information - Net Revenues by Major Product Category (Detail) - USD ($) $ in Millions	12 Months Ended
	Apr. 02, 2016	Mar. 28, 2015	Mar. 29, 2014
Revenue from External Customer [Line Items]
Product revenue	$ 4,538.8	$ 4,199.7	$ 3,170.5
Sales Revenue, Net | Product Concentration Risk
Revenue from External Customer [Line Items]
Product revenue	4,538.8	4,199.7	3,170.5
Sales Revenue, Net | Product Concentration Risk | Accessories
Revenue from External Customer [Line Items]
Product revenue	$ 3,179.7	$ 2,872.2	$ 2,060.8
Percent of product revenue	70.10%	68.40%	65.00%
Sales Revenue, Net | Product Concentration Risk | Apparel
Revenue from External Customer [Line Items]
Product revenue	$ 543.7	$ 549.4	$ 482.4
Percent of product revenue	12.00%	13.10%	15.20%
Sales Revenue, Net | Product Concentration Risk | Footwear
Revenue from External Customer [Line Items]
Product revenue	$ 491.0	$ 444.1	$ 338.0
Percent of product revenue	10.80%	10.50%	10.70%
Sales Revenue, Net | Product Concentration Risk | Licensed product
Revenue from External Customer [Line Items]
Product revenue	$ 324.4	$ 334.0	$ 289.3
Percent of product revenue	7.10%	8.00%	9.10%