Consolidated Statements Of Operations - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Premiums earned:
Net realized investment gains (losses)				$ (24)	$ (1)
Net gains (losses) on financial instruments at fair value and foreign exchange		$ 9	$ (20)	26	32
Net gains (losses) on extinguishment of debt		4	14	4	14
Total revenues		40	18	80	90
Expenses:
Losses and loss adjustment		20	9	69	107
Interest		43	41	84	82
Total expenses		76	79	189	257
Income (loss) before income taxes		(36)	(61)	(109)	(167)
Provision (benefit) for income taxes		0	0	0	0
Net income (loss)		$ (36)	$ (61)	$ (109)	$ (167)
Net income (loss) per common share:
Basic		$ (0.72)	$ (1.23)	$ (2.2)	$ (3.38)
Diluted		$ (0.72)	$ (1.23)	$ (2.2)	$ (3.38)
Weighted average number of common shares outstanding:
Basic	[1]	49,826,695	49,488,368	49,729,610	49,373,883
Diluted		49,826,695	49,488,368	49,729,610	49,373,883
Non Variable Interest Entity [Member]
Premiums earned:
Scheduled premiums earned		$ 10	$ 12	$ 21	$ 27
Refunding premiums earned		1	2	5	7
Premiums earned (net of ceded premiums of $- , $1, $1 and $2)		11	14	26	34
Net investment income		25	14	43	29
Net realized investment gains (losses)		(21)	0	(24)	(1)
Net gains (losses) on financial instruments at fair value and foreign exchange		9	(20)	26	32
Net gains (losses) on extinguishment of debt		4	14	4	14
Fees and reimbursements		4	1	4	1
Other net realized gains (losses)		(16)	0	(19)	0
Expenses:
Losses and loss adjustment		20	9	69	107
Amortization of deferred acquisition costs		1	3	3	5
Operating		11	21	30	47
Interest		43	41	84	82
Variable Interest Entity Primary Beneficiary [Member]
Premiums earned:
Net gains (losses) on financial instruments at fair value and foreign exchange		24	0	20	(14)
Other net realized gains (losses)		0	(5)	0	(5)
Expenses:
Operating		1	1	3	3
Interest		$ 0	$ 4	$ 0	$ 13

[1] Includes 0.8 million and 0.9 million of participating securities that met the service condition and were eligible to receive nonforfeitable dividends or dividend equivalents for each of the three months and six months ended June 30, 2022 and 2021, respectively.