Condensed Consolidated Statements Of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Income Statement [Abstract]
Net sales from products	$ 1,211	$ 1,381
Net sales from services	590	592
Net sales	1,801	1,973
Costs of product sales	583	651
Costs of services sales	373	367
Costs of sales	956	1,018
Gross margin	845	955
Selling, general and administrative expenses	427	460
Research and development expenditures	243	262
Other charges	5	17
Operating earnings	170	216
Other income (expense):
Interest expense, net	(25)	(25)
Gains on sales of investments and businesses, net	7	7
Other	(1)	7
Total other expense	(19)	(11)
Earnings before income taxes	151	205
Income tax expense	24	13
Net earnings	$ 127	$ 192
Basic:
Basic (US$ per share):	$ 0.50	$ 0.70
Diluted:
Diluted (US$ per share):	$ 0.49	$ 0.68
Weighted average common shares outstanding:
Basic (shares)	254.1	274.5
Diluted (shares)	258.3	280.7
Dividends declared per share (US$ per share)	$ 0.31	$ 0.26