Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Operating Activities
Net income	$ 1,377	$ 915
Adjustments to reconcile net income to net cash used for operating activities:
Depreciation and amortization	837	778
Credit for deferred income tax	(67)	(95)
Earnings of nonconsolidated affiliates less than dividends received	287	212
Net periodic pension benefit cost	110	112
Pension contributions	(308)	(302)
Net gain on sales of assets, businesses and investments	(33)	(17)
Restructuring and asset related charges (credits) - net	165	(1)
Other net loss	98	141
Changes in assets and liabilities, net of effects of acquired and divested companies:
Accounts and notes receivable	(1,524)	(1,327)
Inventories	(1,239)	(847)
Accounts payable	823	483
Other assets and liabilities, net	(684)	(128)
Cash used for operating activities	(158)	(76)
Investing Activities
Capital expenditures	(423)	(754)
Investment in gas field developments	(28)	(38)
Proceeds from sales of property and businesses, net of cash divested	17	96
Investments in and loans to nonconsolidated affiliates	0	(245)
Proceeds from sale of ownership interests in nonconsolidated affiliates	0	30
Purchases of investments	(557)	(129)
Proceeds from sales and maturities of investments	454	136
Proceeds from interests in trade accounts receivable conduits	445	551
Cash used for investing activities	(92)	(353)
Financing Activities
Changes in short-term notes payable	293	136
Payments on long-term debt	(54)	(38)
Proceeds from issuance of parent company stock	63	0
Proceeds from sales of common stock	0	282
Employee taxes paid for share-based payment arrangements	(77)	(84)
Contingent payment for acquisition of businesses	0	(26)
Distributions to noncontrolling interests	(24)	(21)
Dividends paid to stockholders	0	(506)
Dividends paid to parent	(1,057)	0
Other financing activities, net	3	0
Cash used for financing activities	(853)	(257)
Summary
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	100	56
Decrease in cash, cash equivalents and restricted cash	(1,003)	(630)
Cash, cash equivalents and restricted cash at beginning of period	6,207	6,624
Cash, cash equivalents and restricted cash at end of period	$ 5,204	$ 5,994