Stock Compensation (Tables)

6 Months Ended

Jun. 28, 2014

Stock Compensation [Abstract]

Schedule of Compensation Expense for Equity Programs and Related Tax Benefits [Table Text Block]

		Quarter ended				Year-to-date period ended
(millions)		June 28, 2014		June 29, 2013		June 28, 2014		June 29, 2013
Pre-tax compensation expense	$	14	$	12	$	28	$	21
Related income tax benefit	$	5	$	5	$	10	$	8

Summary of Share-based Compensation [Table Text Block]

Year-to-date period ended June 28, 2014:
				Weighted-
			Weighted-	average		Aggregate
			average	remaining		intrinsic
	Shares		exercise	contractual		value
Employee and director stock options	(millions)		price	term (yrs.)		(millions)
Outstanding, beginning of period	20	$	54
Granted	6		60
Exercised	(2)		50
Forfeitures and expirations	(1)		57
Outstanding, end of period	23	$	55	7.5	$	209
Exercisable, end of period	11	$	52	6.0	$	145

Year-to-date period ended June 29, 2013:
				Weighted-
			Weighted-	average		Aggregate
			average	remaining		intrinsic
	Shares		exercise	contractual		value
Employee and director stock options	(millions)		price	term (yrs.)		(millions)
Outstanding, beginning of period	25	$	50
Granted	6		60
Exercised	(9)		48
Forfeitures and expirations	(1)		54
Outstanding, end of period	21	$	53	7.4	$	231
Exercisable, end of period	10	$	50	5.8	$	150

Schedule of Stock Option Valuation Model Assumptions for Grants [Table Text Block]

	Weighted-average expected volatility	Weighted-average expected term (years)	Weighted-average risk-free interest rate	Dividend yield
Grants within the year-to-date period ended June 28, 2014:	15%	7.34	2.35%	3.00%
Grants within the year-to-date period ended June 29, 2013:	15%	7.44	1.49%	2.90%

Maximum Future Value of Performance Shares [Table Text Block]

(millions)		June 28, 2014
2012 Award	$	23
2013 Award	$	26
2014 Award	$	30
The 2011 performance share award, payable in stock, was settled at 60% of target in February 2014 for a total dollar
equivalent of $3 million.