Total Revenue (as Recognized Based on Country of Origin), and Long-Lived Assets by Geographic Location (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012	Mar. 30, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 740,303	$ 532,935	$ 1,381,162	$ 947,800
Long-lived assets	320,896		320,896		263,093
North America (U.S. and Canada)
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	618,277	471,424	1,169,831	848,573
Long-lived assets	238,008		238,008		209,973
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	114,049	56,651	195,528	90,038
Long-lived assets	76,146		76,146		46,154
Other Regions
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	7,977	4,860	15,803	9,189
Long-lived assets	$ 6,742		$ 6,742		$ 6,966