Stock-Based Employee Compensation-ESPP (Details) (ESPP, USD $)	12 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Mar. 31, 2013	Jul. 12, 2013	Sep. 13, 2012	Jun. 18, 2009
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for issuance under the amended plan (in shares)				14,000,000.0		9,000,000.0
Limit of fair market value any one employee can purchase per year (in dollars)						$ 25,000
Additional shares approved (in shares)					5,000,000.0
Number of shares issued (shares)	641,000	1,206,000	1,679,000
Average issuance price (in dollars per share)	$ 12.89	$ 7.23	$ 5.13
Number of shares available at year-end (shares)	4,378,000	5,019,000	1,226,000