Changes in Consolidated Shareholders' Equity - USD ($) $ in Millions		Total	Common Stock	Treasury stock	Profit employed in the business	Accumulated other comprehensive income (loss)	Noncontrolling interests
Dividends per share declared		$ 3.11
Balance at Dec. 31, 2016		$ 13,228	$ 5,277	$ (17,478)	$ 27,392	$ (2,039)	$ 76
Increase (Decrease) in Stockholders' Equity
Profit (loss) of consolidated and affiliated companies		759	0	0	754	0	5
Foreign currency translation, net of tax		765	0	0	0	765	0
Pension and other postretirement benefits, net of tax		32	0	0	0	32	0
Derivative financial instruments, net of tax		74	0	0	0	74	0
Available-for-sale securities, net of tax		(24)	0	0	0	(24)	0
Change in ownership from noncontrolling interests		1	4	0	0	0	(3)
Dividends declared		(1,845)	0	0	(1,845)	0	0
Distribution to noncontrolling interests		(9)	0	0	0	0	(9)
Common shares issued from treasury stock for stock-based compensation: 5,126,379, 5,590,641, and 11,139,748 for the years ended December 31, 2019, 2018 and 2017 respectively		566	93	473	0	0	0
Stock-based compensation expense		206	206	0	0	0	0
Other		13	(13)	0	0	0	0
Balance at Dec. 31, 2017		13,766	5,593	(17,005)	26,301	(1,192)	69
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | Revenue recognition		(12)	0	0	(12)	0	0
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | Tax accounting for intra-entity asset transfers		(35)	0	0	(35)	0	0
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | Recognition and measurement of financial assets and liabilities		0	0	0	11	(11)	0
Balance at Jan. 01, 2018		$ 13,719	5,593	(17,005)	26,265	(1,203)	69
Dividends per share declared		$ 3.36
Balance at Dec. 31, 2017		$ 13,766	5,593	(17,005)	26,301	(1,192)	69
Increase (Decrease) in Stockholders' Equity
Profit (loss) of consolidated and affiliated companies		6,148	0	0	6,147	0	1
Foreign currency translation, net of tax		(396)	0	0	0	(396)	0
Pension and other postretirement benefits, net of tax		(34)	0	0	0	(34)	0
Derivative financial instruments, net of tax		(39)	0	0	0	(39)	0
Available-for-sale securities, net of tax		(12)	0	0	0	(12)	0
Change in ownership from noncontrolling interests		(53)	(25)	0	0	0	(28)
Dividends declared		(1,985)	0	0	(1,985)	0	0
Distribution to noncontrolling interests		(1)	0	0	0	0	(1)
Common shares issued from treasury stock for stock-based compensation: 5,126,379, 5,590,641, and 11,139,748 for the years ended December 31, 2019, 2018 and 2017 respectively		313	41	272	0	0	0
Stock-based compensation expense		197	197	0	0	0	0
Common shares repurchased: 30,586, 507, 27,673,675 and 0 shares for years ended December 31, 2019, 2018 and 2017, respectively	[1]	(3,798)	0	(3,798)	0	0	0
Other		21	(21)	0	0	0	0
Balance at Dec. 31, 2018		14,080	5,827	(20,531)	30,427	(1,684)	41
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | Lease accounting	[2]	235	0	0	235	0	0
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | Reclassification of certain tax effects from accumulated other comprehensive income	[2]	0	0	0	(108)	108	0
Balance at Jan. 01, 2019		$ 14,315	5,827	(20,531)	30,554	(1,576)	41
Dividends per share declared		$ 3.95
Balance at Dec. 31, 2018		$ 14,080	5,827	(20,531)	30,427	(1,684)	41
Increase (Decrease) in Stockholders' Equity
Profit (loss) of consolidated and affiliated companies		6,094	0	0	6,093	0	1
Foreign currency translation, net of tax		16	0	0	0	16	0
Pension and other postretirement benefits, net of tax		(34)	0	0	0	(34)	0
Derivative financial instruments, net of tax		(8)	0	0	0	(8)	0
Available-for-sale securities, net of tax		35	0	0	0	35	0
Dividends declared	[3]	(2,210)	0	0	(2,210)	0	0
Distribution to noncontrolling interests		(3)	0	0	0	0	(3)
Common shares issued from treasury stock for stock-based compensation: 5,126,379, 5,590,641, and 11,139,748 for the years ended December 31, 2019, 2018 and 2017 respectively		238	(4)	242	0	0	0
Stock-based compensation expense		205	205	0	0	0	0
Common shares repurchased: 30,586, 507, 27,673,675 and 0 shares for years ended December 31, 2019, 2018 and 2017, respectively	[1]	(3,928)	0	(3,928)	0	0	0
Other		91	(93)	0	0	0	2
Balance at Dec. 31, 2019		$ 14,629	$ 5,935	$ (24,217)	$ 34,437	$ (1,567)	$ 41

[1] See Note 16 regarding shares repurchased.

[2] See Note 1J regarding new accounting guidance.

[3] Dividends per share of common stock of $3.95, $3.36 and $3.11 were declared in the years ended December 31, 2019, 2018 and 2017, respectively.