Income Taxes (Details 2) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Components of Profit before income taxes
U.S.									$ 257	$ 213	$ 285
Non-U.S.									371	220	305
Profit before income taxes	$ 161	$ 184	$ 141	$ 142	$ 46	$ 163	$ 100	$ 124	628	433	590
Current income tax provision (benefit)
U.S.									13	(46)	157
Non-U.S.									161	112	102
State (U.S.)									2	1	1
Current income tax provision (benefit)									176	67	260
Deferred income tax provision (benefit)
U.S.									32	67	(239)
Non-U.S.									(11)	(26)	(28)
State (U.S.)									(1)	0	3
Deferred income tax provision (benefit)									20	41	(264)
Total Provision (benefit) for income taxes									196	108	$ (4)
Income taxes payable	$ 160				$ 135				$ 160	$ 135