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
Balance at Dec. 31, 2014		$ 16,826	$ 5,016	$ (15,726)	$ 28,515	$ (1,059)	$ 80
Increase (Decrease) in Stockholders' Equity
Profit (loss) of consolidated and affiliated companies		2,523	0	0	2,512	0	11
Foreign currency translation, net of tax		(973)	0	0	0	(961)	(12)
Pension and other postretirement benefits, net of tax		(38)	0	0	0	(38)	0
Derivative financial instruments, net of tax		69	0	0	0	69	0
Available-for-sale securities, net of tax		(46)	0	0	0	(46)	0
Dividends declared		(1,781)	0	0	(1,781)	0	0
Distribution to noncontrolling interests		(7)	0	0	0	0	(7)
Common shares issued from treasury stock for stock-based compensation: 11,139,748, 4,164,134 and 2,931,595 for the years ended December 31, 2017, 2016 and 2015 respectively		33	(78)	111	0	0	0
Stock-based compensation expense		283	283	0	0	0	0
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation		10	10	0	0	0	0
Common shares repurchased: 0, 0 and 25,841,608 shares for years ended December 31, 2017, 2016 and 2015, respectively	[1]	(2,025)	0	(2,025)	0	0	0
Other		11	(7)	0	0	0	(4)
Balance at Dec. 31, 2015		14,885	5,238	(17,640)	29,246	(2,035)	76
Increase (Decrease) in Stockholders' Equity
Profit (loss) of consolidated and affiliated companies		(59)	0	0	(67)	0	8
Foreign currency translation, net of tax		(17)	0	0	0	(17)	0
Pension and other postretirement benefits, net of tax		83	0	0	0	83	0
Derivative financial instruments, net of tax		(65)	0	0	0	(65)	0
Available-for-sale securities, net of tax		(5)	0	0	0	(5)	0
Change in ownership from noncontrolling interests		0	(2)	0	0	0	2
Dividends declared		(1,802)	0	0	(1,802)	0	0
Distribution to noncontrolling interests		(10)	0	0	0	0	(10)
Common shares issued from treasury stock for stock-based compensation: 11,139,748, 4,164,134 and 2,931,595 for the years ended December 31, 2017, 2016 and 2015 respectively		(23)	(185)	162	0	0	0
Stock-based compensation expense		218	218	0	0	0	0
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation		(6)	(6)	0	0	0	0
Other		14	(14)	0	0	0	0
Balance at Dec. 31, 2016		13,213	5,277	(17,478)	27,377	(2,039)	76
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification		15	0	0	15	0	0
Balance at Jan. 01, 2017		13,228	5,277	(17,478)	27,392	(2,039)	76
Balance at Dec. 31, 2016		13,213	5,277	(17,478)	27,377	(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: 11,139,748, 4,164,134 and 2,931,595 for the years ended December 31, 2017, 2016 and 2015 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

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