Stockholder's Equity Accumlated Other Comprehensive Loss (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Sep. 27, 2013		Sep. 28, 2012		Sep. 27, 2013		Sep. 28, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency translation adjustments, Net of Tax Amount					$ (78)		$ (61)
Total pension and other post retirement benefit plan, Net of Tax Amount	(46)		(21)		(61)		(35)
Total other comprehensive income (loss), Before Tax Amount	60		83		(4)		(26)
Total other comprehensive income (loss), Tax (Expense)/Benefit	(17)		(23)		(22)		(27)
Total other comprehensive (loss) income, net of taxes	43		60		(26)		(53)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period					(1,354)		(1,093)
Current-period other comprehensive (loss) income, net of taxes					(78)		(61)
Amounts reclassified from accumulated other comprehensive loss, net of taxes and non-controlling interest					(35)		(26)
Balance at end of period	(1,397)		(1,128)		(1,397)		(1,128)
Accumulated Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency translation adjustments, Before Tax Amount	0		41		(85)		(87)
Foreign currency translation adjustments, Tax (Expense)/Benefit	(3)		(2)		(2)		(1)
Foreign currency translation adjustments, Net of Tax Amount	(3)		39		(87)		(88)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Current-period other comprehensive (loss) income, net of taxes	(3)		39		(87)		(88)
Accumulated Defined Benefit Plans Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net actuarial gain/loss arising during the year, Before Tax Amount	10	[1]	(4)	[1]	11	[1]	(4)	[1]
Net actuarial gain/loss arising during the year, Tax (Expense)/Benefit	(2)	[1]	1	[1]	(2)	[1]	1	[1]
Net actuarial gain/loss arising during the year, Net of Tax Amount	8	[1]	(3)	[1]	9	[1]	(3)	[1]
Prior service cost/credit arising during the year, Before Tax Amount			28	[1]			28	[1]
Prior service cost/credit arising during the year, Tax (Expense)/Benefit			(8)	[1]			(8)	[1]
Prior service cost/credit arising during the year, Net of Tax Amount			20				20
Amortization of net actuarial loss, Before Tax Amount	18	[1]	18	[1]	38	[1]	37	[1]
Amortization of net actuarial loss, Tax (Expense)/Benefit	(5)	[1]	(6)	[1]	(11)	[1]	(11)	[1]
Amortization of net actuarial loss, Net of Tax Amount	13	[1]	12	[1]	27	[1]	26	[1]
Settlement, Before Tax Amount	32	[1]			32	[1]
Settlement, Tax (Expense)/Benefit	(7)	[1]			(7)	[1]
Settlement, Net of Tax Amount	25	[1]			25	[1]
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency translation adjustments, Net of Tax Amount					(87)		(89)
Foreign currency exchange rate changes, Before Tax Amount			0				0
Foreign currency exchange rate changes, Tax (Expense)/Benefit			(8)				(8)
Foreign currency exchange rate changes, Net of Tax Amount			(8)				(8)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period					77		160
Current-period other comprehensive (loss) income, net of taxes					(87)		(89)
Amounts reclassified from accumulated other comprehensive loss, net of taxes and non-controlling interest					0		0
Balance at end of period	(10)		71		(10)		71
Other Pension Plans, Postretirement or Supplemental Plans, Defined Benefit
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency translation adjustments, Net of Tax Amount					9		28
Total pension and other post retirement benefit plan, Before Tax Amount	60		42		81		61
Total pension and other post retirement benefit plan, Tax (Expense)/Benefit	(14)		(21)		(20)		(26)
Total pension and other post retirement benefit plan, Net of Tax Amount	46		21		61		35
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period					(1,431)		(1,253)
Current-period other comprehensive (loss) income, net of taxes					9		28
Amounts reclassified from accumulated other comprehensive loss, net of taxes and non-controlling interest					(35)		(26)
Balance at end of period	$ (1,387)		$ (1,199)		$ (1,387)		$ (1,199)

[1] Represents current period reclassification out of accumulated other comprehensive loss. The reclassified amounts are included in the net periodic pension cost and net periodic postretirement benefit cost of the second quarter and the first six months of fiscal 2014, respectively (see Note 9).