Net Income Per Share (Computation) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 28, 2015	Jun. 29, 2014
Numerator (basic and diluted):
Net income from continuing operations	$ 38,720	$ 17,111
Denominator:
Weighted average common shares outstanding, basic (shares)	148,396	149,283
Dilutive effect of employee stock options and restricted stock units (shares)	5,362	4,458
Weighted average common shares outstanding, diluted (shares)	153,758	153,741
Basic net income per share from continuing operations (in dollars per share)	$ 0.26	$ 0.11
Diluted net income per share from continuing operations (in dollars per share)	$ 0.25	$ 0.11
Shares excluded from calculation because they were anti-dilutive (in shares)	300	700