CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock and Additional Paid-In Capital	Treasury Stock	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Opening Balance at Mar. 31, 2013	$ 630,026	$ 2,408,144	$ (977,296)	$ (802,308)	$ 1,486
Opening Balance (in shares) at Mar. 31, 2013		146,253,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	88,364			88,364
Other comprehensive income (loss)	123				123
Issuance of common stock	46,066	$ 46,066
Issuance of common stock (in shares)		7,873,000
Repurchase of common stock	(44,005)		(44,005)
Repurchase of common stock (in shares)		(4,130,000)
Excess tax benefit from stock-based payment arrangement	0
Stock-based compensation expense	13,281	$ 13,281
Closing Balance at Mar. 30, 2014	733,855	$ 2,467,491	(1,021,301)	(713,944)	1,609
Closing Balance (in shares) at Mar. 30, 2014		149,996,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	93,909			93,909
Other comprehensive income (loss)	(3,790)				(3,790)
Issuance of common stock	21,067	$ 21,067
Issuance of common stock (in shares)		3,710,000
Repurchase of common stock	(79,245)		(79,245)
Repurchase of common stock (in shares)		(5,292,000)
Excess tax benefit from stock-based payment arrangement	0
Stock-based compensation expense	22,458	$ 22,458
Closing Balance at Mar. 29, 2015	$ 788,254	$ 2,511,016	(1,100,546)	(620,035)	(2,181)
Closing Balance (in shares) at Mar. 29, 2015	148,414,000	148,414,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 194,737			194,737
Other comprehensive income (loss)	(1,533)				(1,533)
Issuance of common stock	19,722	$ 19,722
Issuance of common stock (in shares)		3,342,000
Repurchase of common stock	(422,262)		(422,262)
Repurchase of common stock (in shares)		(17,871,000)
Equity component of senior convertible notes, net of issuance costs	96,578	$ 96,578
Purchases of convertible note hedge	(94,185)	(94,185)
Proceeds from issuance of warrants	56,847	56,847
Excess tax benefit from stock-based payment arrangement	4,475	4,475
Stock-based compensation expense	34,062	34,062
Closing Balance at Apr. 03, 2016	$ 676,695	$ 2,628,515	$ (1,522,808)	$ (425,298)	$ (3,714)
Closing Balance (in shares) at Apr. 03, 2016	133,844,000	133,885,000