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	6 Months Ended
	Oct. 03, 2014
Fiscal 2014
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	$ (12)
Fiscal 2013
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	11
Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	9
Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(8)
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	6
Fiscal 2012 Adjustments | Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(6)
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	(2)
Fiscal 2013 Adjustments | Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	4
Fiscal 2013 Adjustments | Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(2)
Fiscal 2014 Adjustments | Fiscal 2014
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(12)
Fiscal 2014 Adjustments | Fiscal 2013
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	13
Fiscal 2014 Adjustments | Fiscal 2012
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	(1)
Fiscal 2014 Adjustments | Prior fiscal years (unaudited)
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Amount of pre-tax adjustment	$ 0