Net Income (Loss) Per Share - Computation of Basic and Diluted Net Income (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended														12 Months Ended
	Apr. 03, 2016	[1]	Dec. 27, 2015	[2]	Sep. 27, 2015	[3]	Jun. 28, 2015	Mar. 29, 2015	[1]	Dec. 28, 2014	[2]	Sep. 28, 2014	[3]	Jun. 29, 2014	Apr. 03, 2016	Mar. 29, 2015	Mar. 30, 2014
Earnings Per Share [Abstract]
Net income (loss)	$ 18,239		$ 23,433		$ 2,238		$ 2,556	$ 11,148		$ 22,435		$ 11,010		$ 6,000	$ 46,466	$ 50,593	$ (18,266)
Shares:
Weighted-average shares outstanding — basic															85,122	87,584	87,612
Dilutive potential common shares, using treasury stock method															988	879
Weighted-average shares outstanding — diluted															86,110	88,463	87,612
Net income (loss) per share:
Basic	$ 0.22		$ 0.28		$ 0.03		$ 0.03	$ 0.13		$ 0.26		$ 0.13		$ 0.07	$ 0.55	$ 0.58	$ (0.21)
Diluted	$ 0.22		$ 0.28		$ 0.03		$ 0.03	$ 0.13		$ 0.25		$ 0.12		$ 0.07	$ 0.54	$ 0.57	$ (0.21)

[1] During the three months ended March 29, 2015, the Company recorded special charges of $5.6 million, consisting of $3.5 million of exit costs and $2.1 million of asset impairment charges related to property and equipment

[2] During the three months ended December 27, 2015 and December 28, 2014, the Company recorded an income tax benefit related to the retroactive reinstatement of the federal research tax credit of $3.0 million and $3.7 million, respectively.

[3] During the three months ended September 27, 2015, the Company recorded special charges of $8.2 million, consisting of $7.0 million of exit costs and $1.2 million of asset impairment charges related to property and equipment.