Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 29, 2014		Jun. 30, 2013
Cash flows from operating activities - continuing operations:
Net earnings	$ 1,136		$ 1,211
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation of property, plant and equipment	191		186
Amortization of intangible assets	61		79
Stock-based compensation expense	64		61
Excess tax benefit from stock-based compensation	(54)		(16)
Deferred income tax provision	64		47
Discontinued operations, net of taxes	106		(1)
(Increase) decrease in assets, net of effects of business acquisitions:
Accounts receivable	(104)		(102)
Contracts in process	(130)		(125)
Inventories	(278)		(161)
Increase (decrease) in liabilities, net of effects of business acquisitions:
Accounts payable	270		(10)
Customer advances and deposits	25		(54)
Income taxes payable	188		50
Other current and noncurrent liabilities	(81)		(149)
Other, net	(164)		71
Net cash provided by operating activities	1,294	[1]	1,087	[1]
Cash flows from investing activities - continuing operations:
Capital expenditures	(162)		(165)
Other, net	17		4
Net cash used by investing activities	(145)	[1]	(161)	[1]
Cash flows from financing activities - continuing operations:
Purchases of common stock	(2,691)		(485)
Proceeds from option exercises	415		212
Dividends paid	(411)		(198)
Excess tax benefit from stock-based compensation	54		16
Net cash used by financing activities	(2,633)	[1]	(455)	[1]
Net cash (used) provided by discontinued operations	24		(10)
Net increase (decrease) in cash and equivalents	(1,460)		461
Cash and equivalents at beginning of period	5,301		3,296
Cash and equivalents at end of period	3,841		3,757
Cash payments for:
Income taxes	281		468
Interest	$ 44		$ 46

[1] * Continuing operations only