Consolidated Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Profit (loss) of consolidated and affiliated companies	$ (59)	$ 2,523	$ 2,468
Other comprehensive income (loss), Net of Tax:
Foreign currency translation, net of tax (provision)/benefit of: 2016 - $(30); 2015 - $(82); 2014 - $(78)	(17)	(973)	(1,155)
Pension and other postretirement benefits:
Current year actuarial gain (loss), net of tax (provision)/benefit of: 2016 - $0; 2015 - $0; 2014 - $(0)	0	0	0
Amortization of actuarial (gain) loss, net of tax (provision)/benefit of: 2016 - $(0); 2015 - $(0); 2014 - $(0)	0	0	0
Current year prior service credit (cost), net of tax (provision)/benefit of: 2016 - $(69); 2015 - $5; 2014 - $(2)	118	(3)	4
Amortization of prior service (credit) cost, net of tax (provision)/benefit of: 2016 - $21; 2015 - $18; 2014 - $13	(35)	(35)	(25)
Derivative financial instruments:
Gains (losses) deferred, net of tax (provision)/benefit of: 2016 - $33; 2015 - $11; 2014 - $69	(62)	(19)	(118)
(Gains) losses reclassified to earnings, net of tax (provision)/benefit of: 2016 - $2; 2015 - $(51); 2014 - $(2)	(3)	88	4
Available-for-sale securities:
Gains (losses) deferred, net of tax (provision)/benefit of: 2016 - $(12); 2015 - $9; 2014 - $(12)	26	(10)	24
(Gains) losses reclassified to earnings, net of tax (provision)/benefit of: 2016 - $15 2015 - $20; 2014 - $11	(31)	(36)	(24)
Total other comprehensive income (loss), net of tax	(4)	(988)	(1,290)
Comprehensive income	(63)	1,535	1,178
Less: comprehensive income attributable to the noncontrolling interests	(8)	1	(16)
Comprehensive income attributable to stockholders	$ (71)	$ 1,536	$ 1,162