Acquisition - Amounts Assigned to Identifiable Intangible Assets and Estimated Weighted Average Useful Lives (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended	0 Months Ended
	Apr. 03, 2015	Jun. 06, 2014
Trade name [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated weighted average life (In years)	3 years
NetNearU [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Fair Value identifiable intangible assets		$ 24,310
Estimated weighted average life (In years)		8 years
NetNearU [Member] | Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Fair Value identifiable intangible assets		10,970
Estimated weighted average life (In years)		7 years
NetNearU [Member] | Customer relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Fair Value identifiable intangible assets		10,950
Estimated weighted average life (In years)		9 years
NetNearU [Member] | Non-compete agreements [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Fair Value identifiable intangible assets		2,130
Estimated weighted average life (In years)		2 years
NetNearU [Member] | Trade name [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Fair Value identifiable intangible assets		$ 260
Estimated weighted average life (In years)		2 years