Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows - operation activities:
Net earnings	$ 5,065	$ 3,264
Non-cash items –
Share-based plans expense	151	144
Depreciation and amortization	1,487	1,364
Investment/asset impairment charges, net	75	61
Customer financing valuation expense/(benefit)	4	(5)
Loss on dispositions, net		10
Other charges and credits, net	190	219
Changes in assets and liabilities –
Accounts receivable	(1,983)	(517)
Inventories, net of advances and progress billings	254	4,334
Accounts payable	778	1,366
Accrued liabilities	112	82
Advances and billings in excess of related costs	2,828	(1,717)
Income taxes receivable, payable and deferred	1,465	(725)
Other long-term liabilities	25	(67)
Pension and other postretirement plans	(550)	144
Customer financing, net	635	(195)
Other	(96)	(95)
Net cash provided by operating activities	10,440	7,667
Cash flows – investing activities:
Property, plant and equipment additions	(1,304)	(2,014)
Property, plant and equipment reductions	30	14
Contributions to investments	(2,847)	(928)
Proceeds from investments	2,612	956
Purchase of distribution rights	(131)
Other	4	8
Net cash used by investing activities	(1,636)	(1,964)
Cash flows – financing activities:
New borrowings	876	1,323
Debt repayments	(83)	(836)
Repayments of distribution rights and other asset financing		(24)
Stock options exercised	291	192
Employee taxes on certain share-based payment arrangements	(118)	(83)
Common shares repurchased	(7,500)	(6,501)
Dividends paid	(2,575)	(2,084)
Net cash used by financing activities	(9,109)	(8,013)
Effect of exchange rate changes on cash and cash equivalents	73	(6)
Net decrease in cash and cash equivalents	(232)	(2,316)
Cash and cash equivalents at beginning of year	8,801	11,302
Cash and cash equivalents at end of period	$ 8,569	$ 8,986