Goodwill and Acquired Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2015	Jan. 02, 2015	Dec. 31, 2015	Jan. 02, 2015
Finite-Lived Intangible Assets [Line Items]
Change in goodwill			$ 100
Amortization of acquired intangible assets	$ 4,261	$ 4,651	13,658	$ 13,338
Engreen [Member]
Finite-Lived Intangible Assets [Line Items]
Other acquired assets related to acquisition			$ 7,700
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Other acquired intangible assets estimated useful lives			2 years
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Other acquired intangible assets estimated useful lives			10 years