Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income before non-controlling interests	$ 384	$ 331	$ 1,354	$ 1,255
Other comprehensive (loss) income, before tax:
Foreign currency translation adjustments	(52)	(278)	(373)	(458)
Unrealized investment income	1	1	1	1
Gain related to pension/post-retirement plans	82	94	383	247
Other comprehensive (loss) income, before tax	31	(183)	11	(210)
Income tax expense on other comprehensive income	19	16	80	65
Other comprehensive (loss) income, net of tax	12	(199)	(69)	(275)
Comprehensive income	396	132	1,285	980
Less: comprehensive income attributable to non-controlling interest	5	8	22	31
Comprehensive income attributable to the Company	$ 391	$ 124	$ 1,263	$ 949