Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Millions	Total	Common Stock	Additional Paid In Capital	Net Former Parent Investment	Accumulated Deficit	Accumulated Other Comprehensive Loss	Non-controlling Interest
Balance at beginning of period at Dec. 31, 2017	$ 957	$ 0	$ 0	$ 844	$ 0	$ (8)	$ 121
Comprehensive Income (Loss):
Net loss	(175)			(95)	(68)		(13)
Foreign currency translation	(6)					(3)	(3)
Stock based compensation expense	3		3
Net change in cash flow hedges	1					1
Pension liability	(2)					(2)
Reclassification of Net Former Parent investment and issuance of ordinary shares in connection with separation	11	87	1,926	(2,002)
Total Comprehensive Income (Loss)	(169)	87	1,929	(2,097)	(68)	(4)	(16)
Net transfers from Former Parent	1,252			1,253			(1)
Balance at end of period at Sep. 30, 2018	2,040	87	1,929	$ 0	(68)	(12)	104
Balance at beginning of period at Dec. 31, 2018	1,927	87	1,938		(181)	(19)	101
Comprehensive Income (Loss):
Net loss	(429)				(403)		(26)
Foreign currency translation	(40)					(40)
Stock based compensation expense	5		5
Issuance of common stock	403	24	379
Purchase of minority interest	0		(14)				14
Equity component of issuance of convertible notes, net of taxes (Note 5)	35		35
Total Comprehensive Income (Loss)	(26)	24	405		(403)	(40)	(12)
Balance at end of period at Sep. 30, 2019	$ 1,900	$ 111	$ 2,343		$ (584)	$ (59)	$ 89