Net Income Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Jun. 29, 2014	Jun. 30, 2013
Numerator (basic and diluted):
Net income from continuing operations	$ 17,111	$ 1,501
Denominator:
Weighted average common shares outstanding, basic (shares)	149,283,000	147,056,000
Dilutive effect of employee stock options and restricted stock units (shares)	4,458,000	3,185,000
Weighted average common shares outstanding, diluted (shares)	153,741,000	150,241,000
Basic net income per share from continuing operations (in dollars per share)	$ 0.11	$ 0.01
Diluted net income per share from continuing operations (in dollars per share)	$ 0.11	$ 0.01
Shares excluded from calculation because they were anti-dilutive (in shares)	700,000	4,800,000