Restructuring Costs (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Oct. 03, 2014	Sep. 27, 2013	Oct. 03, 2014		Sep. 27, 2013
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015	$ (7)	$ 15	$ 3		$ 22
Less: costs not affecting restructuring liability			0	[1]
Restructuring liability	44		44
Accrued expenses
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring reserve, current	43		43
Other Long Term Liabilities
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring reserve, noncurrent	1		1
NPS
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015	0	0	0
GIS
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015	(5)	6	1
GBS
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015	(2)	9	2
Corporate
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015	0	0	0
Restructuring Plan Fiscal 2015 Plan [Member] | Workforce Reductions
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring liability			0
Costs expensed in fiscal 2015			15
Cash paid			(3)
Other			(1)
Restructuring liability	11		11
Fiscal 2013 Plan
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring liability			83
Costs expensed in fiscal 2015			(12)
Less: costs not affecting restructuring liability			7
Cash paid			(45)
Other			(1)	[2]
Restructuring liability	32		32
Fiscal 2013 Plan | Workforce Reductions
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring liability			70
Costs expensed in fiscal 2015			(12)
Less: costs not affecting restructuring liability			7
Cash paid			(40)
Other			(1)	[2]
Restructuring liability	24		24
Fiscal 2013 Plan | Facility costs
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring liability			13
Costs expensed in fiscal 2015			0
Less: costs not affecting restructuring liability			0
Cash paid			(5)
Other				[2]
Restructuring liability	8		8
Fiscal 2012 Plan
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring liability			2
Costs expensed in fiscal 2015			0		22
Cash paid			(1)
Other			0	[2]
Restructuring liability	1		1
Fiscal 2012 Plan | NPS
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015					0
Fiscal 2012 Plan | GIS
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015					6
Fiscal 2012 Plan | GBS
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015					18
Fiscal 2012 Plan | Corporate
Composition of Workforce Restructuring Liability [Roll Forward]
Costs expensed in fiscal 2015					(2)
Fiscal 2012 Plan | Facility costs
Composition of Workforce Restructuring Liability [Roll Forward]
Restructuring liability			2
Costs expensed in fiscal 2015			0
Cash paid			(1)
Other			0	[2]
Restructuring liability	$ 1		$ 1

[1] Charges primarily consist of pension benefit augmentations and are recorded as a pension liability.

[2] Foreign currency translation adjustments.