Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016		Dec. 31, 2015	Dec. 31, 2014
Operating Activities
Net Income	$ 4,404		$ 7,783	$ 3,839
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,862		2,521	2,747
Provision (Credit) for deferred income tax	(1,259)		305	466
Earnings of nonconsolidated affiliates less than dividends received	243		142	121
Pension contributions	(629)		(844)	(815)
Net gain on sales of investments	(116)		(95)	(76)
Net gain on sales of property, businesses and consolidated companies	(88)		(3,811)	(45)
Net (gain) loss on sales of ownership interests in nonconsolidated affiliates	(10)		(749)	1
Net gain on step acquisition of a nonconsolidated affiliate	(2,445)		(361)	0
Goodwill and other intangible asset impairment losses	0		0	50
Assets impairments and related costs	143		144	23
Restructuring charges (credits)	452		415	(3)
Loss on early extinguishment of debt	0		8	0
Asbestos-related charge	1,113	[1]	0	78	[1]
Excess tax benefits from share-based payment arrangements	(57)		(41)	(42)
Other net loss	113		172	70
Changes in assets and liabilities, net of effects of acquired and divested companies:
Accounts and notes receivable	(1,539)		(84)	(884)
Proceeds from interests in trade accounts receivable conduits	1,257		1,034	1,079
Inventories	610		780	224
Accounts payable	458		(681)	(79)
Other assets and liabilities	(34)		878	(252)
Cash provided by operating activities	5,478		7,516	6,502
Investing Activities
Capital expenditures	(3,804)		(3,703)	(3,572)
Investment in gas field developments	(113)		0	0
Construction of assets pending sale / leaseback	(63)		0	(48)
Proceeds from sale / leaseback of assets	87		3	470
Payment into escrow account	(835)		0	0
Distribution from escrow account	835		0	0
Proceeds from sales of property, businesses and consolidated companies, net of cash divested	284		2,383	119
Acquisitions of property, businesses and consolidated companies, net of cash acquired	(187)		(123)	0
Purchases of previously leased assets	0		46	0
Cash acquired in step acquisition of nonconsolidated affiliate	1,050		0	0
Investments in consolidated companies, net of cash acquired	0		0	(5)
Investments in and loans to nonconsolidated affiliates	(1,020)		(803)	(270)
Distributions and loan repayments from nonconsolidated affiliates	109		17	69
Proceeds from sale of ownership interests in nonconsolidated affiliates	22		1,528	8
Purchases of investments	(577)		(1,246)	(643)
Proceeds from sales and maturities of investments	733		640	767
Cash used in investing activities	(3,479)		(1,350)	(3,105)
Financing Activities
Changes in short-term notes payable	(33)		(82)	74
Proceeds from issuance of long-term debt	32		1,383	2,448
Payments on long-term debt	(588)		(1,114)	(747)
Purchases of treasury stock	(916)		(1,166)	(4,193)
Proceeds from issuance of common stock	0		0	679
Proceeds from sales of common stock	398		508	269
Transaction financing, debt issuance and other costs	(2)		(88)	(20)
Excess tax benefits from share-based payment arrangements	57		41	42
Distributions to noncontrolling interests	(176)		(112)	(91)
Contributions from noncontrolling interest	0		17	36
Purchases of noncontrolling interests	(202)		(175)	(60)
Dividends paid to stockholders	(2,462)		(2,253)	(2,020)
Cash used in financing activities	(3,892)		(3,041)	(3,583)
Effect of Exchange Rate Changes on Cash	(77)		(202)	(100)
Summary
Increase (Decrease) in cash and cash equivalents	(1,970)		2,923	(286)
Cash and cash equivalents at beginning of year	8,577		5,654	5,940
Cash and cash equivalents at end of year	$ 6,607		$ 8,577	$ 5,654

[1] See Note 15 for information regarding the asbestos-related charge.