Condensed Consolidating Statements Of Cash Flows (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Apr. 05, 2015		Mar. 30, 2014
Condensed Consolidating Financial Information [Line Items]
Net cash provided by operating activities	$ 745	[1]	$ 422	[1]
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities	500		0
Cash flows from investing activities - continuing operations:
Capital expenditures	(98)		(87)
Other, net	94
Net cash used by investing activities	496		(77)
Cash flows from financing activities - continuing operations:
Purchases of common stock	(620)		(1,430)
Repayments of fixed-rate notes	(500)		0
Dividends paid	(206)		(198)
Proceeds from option exercises	87
Other, net	30		83
Net cash used by financing activities	(1,209)		(1,347)
Net cash (used) provided by discontinued operations	(8)		(3)
Cash sweep/funding by parent	0		0
Net increase (decrease) in cash and equivalents	24		(1,005)
Cash and equivalents at beginning of period	4,388		5,301
Cash and equivalents at end of period	4,412		4,296
Parent Company [Member]
Condensed Consolidating Financial Information [Line Items]
Net cash provided by operating activities	(101)	[1]	(65)	[1]
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities	500
Cash flows from investing activities - continuing operations:
Capital expenditures	(2)
Other, net	1
Net cash used by investing activities	499		0
Cash flows from financing activities - continuing operations:
Purchases of common stock	(620)		(1,430)
Repayments of fixed-rate notes	(500)
Dividends paid	(206)
Proceeds from option exercises	87
Other, net	30		83
Net cash used by financing activities	(1,209)		(1,347)
Net cash (used) provided by discontinued operations	(8)		(3)
Cash sweep/funding by parent	882		609
Net increase (decrease) in cash and equivalents	63		(806)
Cash and equivalents at beginning of period	2,536		4,180
Cash and equivalents at end of period	2,599		3,374
Guarantor Subsidiaries [Member]
Condensed Consolidating Financial Information [Line Items]
Net cash provided by operating activities	760	[1]	669	[1]
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities	0
Cash flows from investing activities - continuing operations:
Capital expenditures	(89)
Other, net	93
Net cash used by investing activities	4		(68)
Cash flows from financing activities - continuing operations:
Purchases of common stock	0		0
Repayments of fixed-rate notes	0
Dividends paid	0
Proceeds from option exercises	0
Other, net	0		0
Net cash used by financing activities	0		0
Net cash (used) provided by discontinued operations	0		0
Cash sweep/funding by parent	(764)		(601)
Net increase (decrease) in cash and equivalents	0		0
Cash and equivalents at beginning of period	0		0
Cash and equivalents at end of period	0		0
Non-Guarantor Subsidiaries [Member]
Condensed Consolidating Financial Information [Line Items]
Net cash provided by operating activities	86	[1]	(182)	[1]
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities	0
Cash flows from investing activities - continuing operations:
Capital expenditures	(7)
Other, net	0
Net cash used by investing activities	(7)		(9)
Cash flows from financing activities - continuing operations:
Purchases of common stock	0		0
Repayments of fixed-rate notes	0
Dividends paid	0
Proceeds from option exercises	0
Other, net	0		0
Net cash used by financing activities	0		0
Net cash (used) provided by discontinued operations	0		0
Cash sweep/funding by parent	(118)		(8)
Net increase (decrease) in cash and equivalents	(39)		(199)
Cash and equivalents at beginning of period	1,852		1,121
Cash and equivalents at end of period	1,813		922
Consolidating Adjustments [Member]
Condensed Consolidating Financial Information [Line Items]
Net cash provided by operating activities	0	[1]	0	[1]
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities	0
Cash flows from investing activities - continuing operations:
Capital expenditures	0
Other, net	0
Net cash used by investing activities	0		0
Cash flows from financing activities - continuing operations:
Purchases of common stock	0		0
Repayments of fixed-rate notes	0
Dividends paid	0
Proceeds from option exercises	0
Other, net	0		0
Net cash used by financing activities	0		0
Net cash (used) provided by discontinued operations	0		0
Cash sweep/funding by parent	0		0
Net increase (decrease) in cash and equivalents	0		0
Cash and equivalents at beginning of period	0		0
Cash and equivalents at end of period	$ 0		$ 0

[1] * Continuing operations only