Other Financial Data (Amounts Reclassified from Accumulated Other Comprehensive Loss) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Cost of sales - Foreign exchange contracts	$ (583)	$ (651)
Earnings before income taxes	151	205
Tax expense (benefits)	(24)	(13)
Net earnings	127	192
Reclassification Out Of Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net earnings	13	18
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Gains and Losses on Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Cost of sales - Foreign exchange contracts	0	(1)
Earnings before income taxes	0	(1)
Tax expense (benefits)	0	0
Net earnings	0	(1)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Amortization of Retirement Benefit Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Selling, general, and administrative expenses - Prior service costs	(10)	(11)
Selling, general, and administrative expenses - Actuarial net losses	29	39
Earnings before income taxes	19	28
Tax expense (benefits)	(6)	(9)
Net earnings	$ 13	$ 19