Acquisition - Additional Information (Detail) (USD $)	6 Months Ended		0 Months Ended	3 Months Ended
	Oct. 03, 2014	Oct. 04, 2013	Jun. 06, 2014 NetNearU [Member]	Jul. 04, 2014 NetNearU [Member]
Business Acquisition [Line Items]
Purchase price			$ 59,900,000
Preliminary cash acquired			4,100,000
Payments related to acquisition of businesses, preliminary net of cash acquired	56,545,000	2,400,000	55,800,000
Total merger-related transaction costs incurred by the Company				$ 400,000