Segment Information - Total Revenue (as Recognized Based on Country of Origin), and Long-Lived Assets by Geographic Location (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014	Mar. 28, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 1,129,981	$ 1,056,605	$ 2,115,956	$ 1,975,759
Long-lived assets	741,654		741,654		$ 624,475
The Americas (U.S., Canada and L. America)
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	838,215	802,226	1,565,510	1,521,115
Long-lived assets	495,411		495,411		443,816
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	243,371	237,924	460,184	423,421
Long-lived assets	228,076		228,076		169,243
Other regions
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	48,395	16,455	90,262	31,223
Long-lived assets	18,167		18,167		$ 11,416
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	786,500	752,800	1,471,300	1,427,100
Long-lived assets	$ 462,100	$ 418,800	$ 462,100	$ 418,800