Stock-Based Compensation (Details Textual) (USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended
	Jan. 01, 2012
Stock-Based Compensation (Textual) [Abstract]
Stock options granted, shares	1.6
Weighted average grant date fair values per share, options granted for purchase of common stock	$ 5.73
Weighted average grant date fair values per share, restricted stock units granted	$ 15.55
Restricted Stock Units (RSUs) [Member]
Stock-Based Compensation (Textual) [Abstract]
Restricted stock units granted, shares	1.6
Restricted Stock Units with Performance Conditions [Member]
Stock-Based Compensation (Textual) [Abstract]
Restricted stock units granted, shares	0.2