Condensed Consolidated Statement of Cash Flows Consolidated Statements of Cash Flows - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2018	Mar. 31, 2017
Cash flows - operation activities:
Net earnings		$ 2,477	$ 1,579
Non-cash items -
Share-based plans expense		45	50
Depreciation and amortization		501	468
Asset Impairment Charges		20	23
Customer financing valuation (benefit)/expense		(1)	7
Gain on dispositions, net		4	2
Other charges and credits, net		(60)	(58)
Changes in assets and liabilities -
Accounts receivable		(92)	264
Unbilled receivables		1,628	568
Advances and progress billings		1,917	1,375
Inventories		(283)	1,491
Other current assets		103	117
Accounts payable		591	616
Accrued liabilities		(1,337)	(282)
Income taxes receivable, payable and deferred		348	552
Other long-term liabilities		(243)	(72)
Pension and other postretirement plans		(50)	10
Customer financing, net		(44)	(231)
Other		(124)	75
Net cash provided by operating activities		3,136	2,098
Cash flows - investing activities:
Payments to Acquire Property, Plant, and Equipment		394	466
Property, plant and equipment reductions		27	9
Contributions to investments		249	605
Proceeds from investments		752	803
Purchase of distribution rights		20
Other		(3)	1
Net cash provided/(used) by investing activities		119	(260)
Cash flows - financing activities:
New borrowings		2,687	872
Debt repayments		1,371	34
Contributions from noncontrolling interests		20
Stock options exercised		51	174
Employee taxes on certain share-based payment arrangements		226	107
Common shares repurchased		3,000	2,500
Dividends paid		1,006	868
Net cash used by financing activities		(2,845)	(2,463)
Effect of exchange rate changes on cash and cash equivalents, including restricted		8	20
Net increase/(decrease) in cash & cash equivalents, including restricted		418	(605)
Cash & cash equivalents, including restricted, at beginning of year		8,887	8,869
Cash & cash equivalents, including restricted, at end of period		9,305	8,264
Restricted Cash and Cash Equivalents	[1]	(70)	(74)
Cash and cash equivalents at end of period		$ 9,235	$ 8,190

[1] Reflects amounts restricted in support of our workers’ compensation programs, employee benefit programs, and insurance premiums.