Net Income (Loss) Per Share From Continuing Operations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				12 Months Ended
	Apr. 02, 2017	Jan. 01, 2017	Oct. 02, 2016	Jul. 03, 2016	Apr. 01, 2018	Apr. 02, 2017	Apr. 03, 2016	Oct. 29, 2015
Numerator (basic and diluted):
Net income (loss) from continuing operations	$ 30,209	$ 33,437	$ 24,591	$ 20,947	$ (12,136)	$ 109,184	$ 195,299
Denominator:
Weighted average common shares outstanding, basic (in shares)					132,651	133,817	142,783
Dilutive effect of employee stock options and restricted stock units and performance stock units (in shares)					0	3,623	4,869
Weighted average common shares outstanding, diluted (in shares)					132,651	137,440	147,652
Basic net income (loss) per share from continuing operations (in dollars per share)	$ 0.23	$ 0.25	$ 0.18	$ 0.16	$ (0.09)	$ 0.82	$ 1.37
Diluted net income (loss) per share from continuing operations (in dollars per share)	$ 0.22	$ 0.24	$ 0.18	$ 0.15	$ (0.09)	$ 0.79	$ 1.32
Shares excluded from calculation because they were anti-dilutive (in shares)					3,500	500	400
Warrant
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Convertible debt instrument, warrant stock price trigger (in dollars per share)					$ 48.66
0.875% Convertible Senior Notes Due 2022 | Convertible debt
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Interest rate					0.875%			0.875%
Stock price trigger to convert convertible debt (in dollars per share)					$ 33.45