Consolidated Statement of Changes in Shareholders' Equity - USD ($) $ in Millions		Total	Common stock	Treasury stock	Profit employed in the business	Accumulated other comprehensive income (loss)	Noncontrolling interests
Balance at Dec. 31, 2017		$ 13,766	$ 5,593	$ (17,005)	$ 26,301	$ (1,192)	$ 69
Adjustments to adopt new accounting guidance | Revenue recognition		(12)	0	0	(12)	0	0
Adjustments to adopt new accounting guidance | Tax accounting for intra-entity asset transfers		(35)	0	0	(35)	0	0
Adjustments to adopt new accounting guidance | 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
Balance at Dec. 31, 2017		13,766	5,593	(17,005)	26,301	(1,192)	69
Increase (Decrease) in Shareholders' Equity
Profit of consolidated and affiliated companies		5,099	0	0	5,099	0	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax		(292)	0	0	0	(292)	0
Pension and other postretirement benefits, net of tax		(23)	0	0	0	(23)	0
Derivative financial instruments, net of tax		(36)	0	0	0	(36)	0
Available-for-sale securities, net of tax		(14)	0	0	0	(14)	0
Change in Ownership for Noncontrolling Interests		43	25	0	0	0	18
Dividends declared	[1]	980	0	0	980	0	0
Distribution to noncontrolling interests		(1)	0	0	0	0	(1)
Common shares issued from treasury stock for stock-based compensation: three months: 1,302,208 in 2018 and 644,039 in 2019; six months: 4,729,038 in 2018 and 2,503,104 in 2019		292	36	256	0	0	0
Stock-based compensation expense, before tax (in dollars)		164	164	0	0	0	0
Common shares repurchased: three months: 4,774,613 in 2018 and 10,335,410 in 2019; nine months: 12,804,035 in 2018 and 25,792,061 in 2019	[2]	(1,932)	0	(1,932)	0	0	0
Other		(63)	53	0	0	0	10
Balance at Sep. 30, 2018		$ 15,890	5,715	(18,681)	30,384	(1,568)	40
Increase (Decrease) in Shareholders' Equity
Dividends declared		$ 1.64
Balance at Jun. 30, 2018		$ 14,942	5,746	(18,028)	28,657	(1,496)	63
Increase (Decrease) in Shareholders' Equity
Profit of consolidated and affiliated companies		1,727	0	0	1,727	0	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax		(65)	0	0	0	(65)	0
Pension and other postretirement benefits, net of tax		(7)	0	0	0	(7)	0
Derivative financial instruments, net of tax		1	0	0	0	1	0
Available-for-sale securities, net of tax		(1)	0	0	0	(1)	0
Change in Ownership for Noncontrolling Interests		40	27	0	0	0	13
Common shares issued from treasury stock for stock-based compensation: three months: 1,302,208 in 2018 and 644,039 in 2019; six months: 4,729,038 in 2018 and 2,503,104 in 2019		36	7	29	0	0	0
Stock-based compensation expense, before tax (in dollars)		52	52	0	0	0	0
Common shares repurchased: three months: 4,774,613 in 2018 and 10,335,410 in 2019; nine months: 12,804,035 in 2018 and 25,792,061 in 2019	[2]	(682)	0	(682)	0	0	0
Other		(73)	(63)	0	0	0	(10)
Balance at Sep. 30, 2018		15,890	5,715	(18,681)	30,384	(1,568)	40
Balance at Dec. 31, 2018		14,080	5,827	(20,531)	30,427	(1,684)	41
Adjustments to adopt new accounting guidance | Accounting Standards Update 2016-02	[3]	235	0	0	235	0	0
Adjustments to adopt new accounting guidance | Accounting Standards Update 2018-02	[3]	0	0	0	(108)	108	0
Balance at Jan. 01, 2019		14,315	5,827	(20,531)	30,554	(1,576)	41
Balance at Dec. 31, 2018		14,080	5,827	(20,531)	30,427	(1,684)	41
Increase (Decrease) in Shareholders' Equity
Profit of consolidated and affiliated companies		4,997	0	0	4,995	0	2
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax		(186)	0	0	0	(186)	0
Pension and other postretirement benefits, net of tax		(22)	0	0	0	(22)	0
Derivative financial instruments, net of tax		(33)	0	0	0	(33)	0
Available-for-sale securities, net of tax		34	0	0	0	34	0
Dividends declared	[1]	1,074	0	0	1,074	0	0
Distribution to noncontrolling interests		(2)	0	0	0	0	(2)
Common shares issued from treasury stock for stock-based compensation: three months: 1,302,208 in 2018 and 644,039 in 2019; six months: 4,729,038 in 2018 and 2,503,104 in 2019		59	(62)	121	0	0	0
Stock-based compensation expense, before tax (in dollars)		170	170	0	0	0	0
Common shares repurchased: three months: 4,774,613 in 2018 and 10,335,410 in 2019; nine months: 12,804,035 in 2018 and 25,792,061 in 2019	[2]	(3,283)	0	(3,283)	0	0	0
Other		18	16	0	2	0	0
Balance at Sep. 30, 2019		$ 14,993	5,951	(23,693)	34,477	(1,783)	41
Increase (Decrease) in Shareholders' Equity
Dividends declared		$ 1.89
Balance at Jun. 30, 2019		$ 14,878	5,822	(22,467)	32,981	(1,499)	41
Increase (Decrease) in Shareholders' Equity
Profit of consolidated and affiliated companies		1,494	0	0	1,494	0	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax		(263)	0	0	0	(263)	0
Pension and other postretirement benefits, net of tax		(8)	0	0	0	(8)	0
Derivative financial instruments, net of tax		(17)	0	0	0	(17)	0
Available-for-sale securities, net of tax		4	0	0	0	4	0
Common shares issued from treasury stock for stock-based compensation: three months: 1,302,208 in 2018 and 644,039 in 2019; six months: 4,729,038 in 2018 and 2,503,104 in 2019		20	0	20	0	0	0
Stock-based compensation expense, before tax (in dollars)		57	57	0	0	0	0
Common shares repurchased: three months: 4,774,613 in 2018 and 10,335,410 in 2019; nine months: 12,804,035 in 2018 and 25,792,061 in 2019	[2]	(1,246)	0	(1,246)	0	0	0
Other		74	72	0	2	0	0
Balance at Sep. 30, 2019		$ 14,993	$ 5,951	$ (23,693)	$ 34,477	$ (1,783)	$ 41

[1] Dividends per share of common stock of $1.89 and $1.64 were declared in the nine months ended September 30, 2019 and 2018, respectively.

[2] See Note 12 for additional information.

[3] See Note 2 for additional information.