Investigations and Out of Period Adjustments (Rollover impact on Income (loss) from continuing operations, before taxes and Impact on Foreign Adjustments) (Details) (Other errors, USD $) In Millions, unless otherwise specified	9 Months Ended
	Dec. 27, 2013
Fiscal 2014
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	$ (3)
Fiscal 2013
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	5
Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	86
Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(88)
Fiscal 2012 Adjustments | Fiscal 2014
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	0
Fiscal 2012 Adjustments | Fiscal 2013
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	0
Fiscal 2012 Adjustments | Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	79
Fiscal 2012 Adjustments | Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(79)
Fiscal 2013 Adjustments | Fiscal 2014
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	0
Fiscal 2013 Adjustments | Fiscal 2013
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	6
Fiscal 2013 Adjustments | Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	7
Fiscal 2013 Adjustments | Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(13)
Fiscal 2014 Adjustments | Fiscal 2014
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(3)
Fiscal 2014 Adjustments | Fiscal 2013
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(1)
Fiscal 2014 Adjustments | Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	0
Fiscal 2014 Adjustments | Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	$ 4