Stockholder's Equity (Details) (USD $) In Millions, except Share data, unless otherwise specified			0 Months Ended	12 Months Ended		17 Months Ended	0 Months Ended	12 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Nov. 04, 2010 November 2010 Repurchase Program [Member]	Mar. 30, 2013 November 2010 Repurchase Program [Member]	Mar. 31, 2012 November 2010 Repurchase Program [Member]	Mar. 31, 2012 November 2010 Repurchase Program [Member]	Nov. 20, 2012 November 2012 Repurchase Program [Member]	Mar. 30, 2013 November 2012 Repurchase Program [Member]	Mar. 30, 2013 Series A Participating Preferred Stock [Member]
Share repurchase program, amount approved			$ 80				$ 200
Shares repurchased					5,100,000			3,000,000
Shares repurchased, value					79.5			86.1
Average cost per share repurchased						$ 15.51		$ 28.59
Remaining amount available for share repurchases under stock repurchase program				$ 0.5				$ 114.4
Preferred Stock, shares authorized	5,000,000	5,000,000							5,000,000
Preferred Stock, shares issued									0