Revenue Components, Geographic Revenues and Significant Customers - Net Revenues by Geographic Area (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 30, 2014	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 30, 2012	Sep. 30, 2012	Jul. 01, 2012	Mar. 30, 2014	Mar. 31, 2013	Apr. 01, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	$ 115,720	$ 119,449	$ 112,622	$ 113,116	$ 116,914	$ 119,386	$ 117,867	$ 130,371	$ 460,907	$ 484,538	$ 558,608
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									191,481	209,590	239,198
Asia-Pacific and Japan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									166,568	158,075	178,715
Europe, Middle East and Africa [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									85,572	92,695	113,873
Rest of world [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues									$ 17,286	$ 24,178	$ 26,822