Consolidated Statement of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash Flows from Operating Activities
Net income including noncontrolling interest	$ 3,998	$ 3,612
Adjustments to reconcile net income including noncontrolling interest to net cash provided by operating activities
Depreciation and amortization	1,413	1,130
Company pension and postretirement contributions	(122)	(129)
Company pension and postretirement expense	295	242
Stock-based compensation expense	216	230
Gain on sale of businesses	(389)	(111)
Deferred income taxes	(57)	(88)
Loss on deconsolidation of Venezuelan subsidiary		162
Changes in assets and liabilities
Accounts receivable	113	(14)
Inventories	43	255
Accounts payable	(48)	(222)
Accrued income taxes (current and long-term)	146	(53)
Other - net	(10)	(282)
Net cash provided by (used in) operating activities	5,598	4,732
Cash Flows from Investing Activities
Purchases of property, plant and equipment (PP&E)	(1,079)	(1,161)
Proceeds from sale of PP&E and other assets	29	91
Acquisitions, net of cash acquired	(25)	(704)
Purchases of marketable securities and investments	(1,069)	(917)
Proceeds from maturities and sale of marketable securities and investments	1,239	1,265
Proceeds from sale of businesses, net of cash sold	576	236
Other - net	8	45
Net cash provided by (used in) investing activities	(321)	(1,145)
Cash Flows from Financing Activities
Change in short-term debt - net	(138)	(466)
Repayment of debt (maturities greater than 90 days)	(2,477)	(871)
Proceeds from debt (maturities greater than 90 days)	1,745	6,116
Purchases of treasury stock	(366)	(1,243)
Proceeds from issuance of treasury stock pursuant to stock option and benefit plans	325	437
Dividends paid to shareholders	(2,540)	(2,488)
Other - net	(47)	(158)
Net cash provided by (used in) financing activities	(3,498)	1,327
Effect of exchange rate changes on cash and cash equivalents	(11)	(36)
Net increase (decrease) in cash and cash equivalents	1,768	4,878
Cash and cash equivalents at beginning of year	2,353	2,853
Cash and cash equivalents at end of period	$ 4,121	$ 7,731