Statements of Equity - USD ($) $ in Millions	Total	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Non-controlling Interest
Beginning balance at Dec. 31, 2020	$ 786	$ 786	$ 3	$ 692	$ (47)	$ 138	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividend	(64)	(64)		(64)	0
Net income (loss)	(13)	(13)			(13)
Other comprehensive income (loss)	(36)	(36)				(36)
Ending balance at Jun. 30, 2021	673	673	3	628	(60)	102	0
Beginning balance at Mar. 31, 2021	715	715	3	693	(46)	65	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividend	(64)	(64)		(64)
Net income (loss)	(14)	(14)			(14)
Other comprehensive income (loss)	37	37				37
Other	(1)	(1)		(1)
Ending balance at Jun. 30, 2021	673	673	3	628	(60)	102	0
Beginning balance at Dec. 31, 2021	708	708	3	679	(60)	86	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(32)	(32)			(32)
Other comprehensive income (loss)	(287)	(287)				(287)
Other	2	2		2
Ending balance at Jun. 30, 2022	391	391	3	681	(92)	(201)	0
Beginning balance at Mar. 31, 2022	540	540	3	680	(79)	(64)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(13)	(13)			(13)
Other comprehensive income (loss)	(137)	(137)				(137)
Other	1	1		1
Ending balance at Jun. 30, 2022	$ 391	$ 391	$ 3	$ 681	$ (92)	$ (201)	$ 0