Consolidated Statements Of Shareholders' Equity (Minority Equity) - USD ($) $ in Millions	Total	Minority Shareholders' Equity - Redeemable
Balance at beginning of year at Dec. 31, 2012		$ 534
Increase (Decrease) in Stockholders' Equity
Net income	$ 675	1
Foreign currency translation (net of tax)	(151)	23
Amortization of prior service cost and unrecognized gains and losses included in net periodic benefit cost (net of tax)	232	8
Decrease (increase) in net actuarial losses (net of tax)	519	21
Immediate recognition of prior service cost and unrecognized gains and losses due to curtailments, settlements and divestitures (net of tax)	2	0
Prior service credit from plan amendments (net of tax)	31	1
Deferred derivative gains (losses) (net of tax)	1	0
Reclassification adjustment for amounts recognized in income (net of tax)	2	0
Other Comprehensive Income (Loss)	645	53
Comprehensive Income (Loss)	1,320	54
Dividends declared to minority shareholders		(11)
Dissolution of global alliance		0
Balance at end of year at Dec. 31, 2013		577
Increase (Decrease) in Stockholders' Equity
Net income	2,521	46
Foreign currency translation (net of tax)	(298)	(74)
Amortization of prior service cost and unrecognized gains and losses included in net periodic benefit cost (net of tax)	79	5
Decrease (increase) in net actuarial losses (net of tax)	(82)	30
Immediate recognition of prior service cost and unrecognized gains and losses due to curtailments, settlements and divestitures (net of tax)	35	4
Prior service credit from plan amendments (net of tax)	0	0
Deferred derivative gains (losses) (net of tax)	16	3
Reclassification adjustment for amounts recognized in income (net of tax)	1	1
Other Comprehensive Income (Loss)	(244)	(31)
Comprehensive Income (Loss)	2,277	15
Dividends declared to minority shareholders		(10)
Dissolution of global alliance		0
Balance at end of year at Dec. 31, 2014	582	582
Increase (Decrease) in Stockholders' Equity
Net income	376	47
Foreign currency translation (net of tax)	(315)	(38)
Amortization of prior service cost and unrecognized gains and losses included in net periodic benefit cost (net of tax)	69	3
Decrease (increase) in net actuarial losses (net of tax)	(68)	0
Immediate recognition of prior service cost and unrecognized gains and losses due to curtailments, settlements and divestitures (net of tax)	259	0
Prior service credit from plan amendments (net of tax)	0	0
Deferred derivative gains (losses) (net of tax)	17	2
Reclassification adjustment for amounts recognized in income (net of tax)	(25)	(4)
Other Comprehensive Income (Loss)	165	(37)
Comprehensive Income (Loss)	541	10
Dividends declared to minority shareholders		0
Dissolution of global alliance		(592)
Balance at end of year at Dec. 31, 2015	$ 0	$ 0