Investigations and Out of Period Adjustments (Cumulative Rollover Impact) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended		36 Months Ended
	Mar. 28, 2014	Mar. 29, 2013	Mar. 28, 2014
Fiscal 2014 Adjustments
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Cumulative effect on income (loss) from continuing opertaions, pre tax	$ (2)	$ 0	$ (2)
Fiscal 2013 Adjustments
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Cumulative effect on income (loss) from continuing opertaions, pre tax	4	6	10
Fiscal 2012 Adjustments
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Cumulative effect on income (loss) from continuing opertaions, pre tax	(6)	(16)	(22)
Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Cumulative effect on income (loss) from continuing opertaions, pre tax	$ 4	$ 10	$ 14