Goodwill and Acquired Intangible Assets - Additional Information (Detail) (USD $)	3 Months Ended		9 Months Ended
	Jan. 03, 2014	Dec. 28, 2012	Jan. 03, 2014	Dec. 28, 2012
Goodwill And Other Intangible Asset [Line Items]
Increase in goodwill related to foreign currency translation			$ 300,000
Amortization of acquired intangible assets	$ 3,652,000	$ 3,960,000	$ 10,949,000	$ 12,065,000
Minimum [Member]
Goodwill And Other Intangible Asset [Line Items]
Other acquired intangible assets estimated useful lives			3 years
Maximum [Member]
Goodwill And Other Intangible Asset [Line Items]
Other acquired intangible assets estimated useful lives			10 years