Pension and Postretirement Benefit Plans - Components of Net Periodic Benefit Cost (Credit) and Other Amounts Recognized in OCI (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Settlement loss			$ 42
United States Pension Plan of US Entity [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	53	66	80
Expected return on plan assets	(92)	(108)	(111)
Service cost
Amortization of net actuarial (gain) loss	21	18	16
Settlement loss			36
Other			(5)
Net periodic benefit cost (credit)	(18)	(24)	16
Recognized in OCI:
Amount due to net actuarial (gains) losses	68	40	93
Reclassification adjustment for net actuarial gains (losses) in net periodic benefit cost	(21)	(18)	(52)
Other			(2)
Total recognized in OCI	47	22	39
Net recognized in benefit cost (credit) and OCI	29	(2)	55
Foreign Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	7	8	11
Expected return on plan assets	(2)	(2)	(1)
Service cost	5	5	6
Amortization of net actuarial (gain) loss	6	7	3
Settlement loss			6
Other	1		(1)
Net periodic benefit cost (credit)	17	18	24
Recognized in OCI:
Amount due to net actuarial (gains) losses	16	(6)	53
Reclassification adjustment for net actuarial gains (losses) in net periodic benefit cost	(6)	(7)	(9)
Venezuelan bolivar devaluation			(4)
Other	(1)	(11)	(1)
Total recognized in OCI	9	(24)	39
Net recognized in benefit cost (credit) and OCI	26	(6)	63
Foreign Postretirement Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	3	3	5
Service cost	1	1	1
Amortization of net actuarial (gain) loss	(1)		(1)
Net periodic benefit cost (credit)	3	4	5
Recognized in OCI:
Amount due to net actuarial (gains) losses	4	(6)	10
Reclassification adjustment for net actuarial gains (losses) in net periodic benefit cost	1		1
Total recognized in OCI	5	(6)	11
Net recognized in benefit cost (credit) and OCI	$ 8	$ (2)	$ 16