Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows - operation activities:
Net earnings/(loss)	$ 985	$ 2,446
Non-cash items –
Share-based plans expense	97	94
Depreciation and amortization	890	912
Investment/asset impairment charges, net	50	74
Customer financing valuation benefit	(4)	(5)
Gain/(loss) on dispositions, net	9	(1)
Other charges and credits, net	141	140
Excess tax benefits from share-based payment arrangements		(124)
Changes in assets and liabilities –
Accounts receivable	(503)	(313)
Inventories, net of advances and progress billings	3,004	(2,395)
Accounts payable	1,221	888
Accrued liabilities	(269)	(177)
Advances and billings in excess of related costs	(954)	195
Income taxes receivable, payable and deferred	(494)	482
Other long-term liabilities	(103)	(17)
Pension and other postretirement plans	181	1,244
Customer financing, net	275	19
Other	(61)	(77)
Net cash provided by operating activities	4,465	3,385
Cash flows – investing activities:
Property, plant and equipment additions	(1,419)	(1,266)
Property, plant and equipment reductions	13	20
Payments to Acquire Businesses, Net of Cash Acquired		(23)
Contributions to investments	(657)	(1,205)
Proceeds from investments	705	2,040
Other	8	22
Net cash used by investing activities	(1,350)	(412)
Cash flows – financing activities:
New borrowings	1,323	761
Debt repayments	(267)	(846)
Stock options exercised	147	276
Excess tax benefits from share-based payment arrangements		124
Employee taxes on certain share-based payment arrangements	(79)	(90)
Common shares repurchased	(5,501)	(4,501)
Dividends paid	(1,408)	(1,264)
Proceeds from (Payments for) Other Financing Activities	(24)
Net cash used by financing activities	(5,809)	(5,540)
Effect of exchange rate changes on cash and cash equivalents	(3)	(9)
Net decrease in cash and cash equivalents	(2,697)	(2,576)
Cash and cash equivalents at beginning of year	11,302	11,733
Cash and cash equivalents at end of period	$ 8,605	$ 9,157