Consolidated Statements of Total Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues:
Net premiums earned	$ 78	$ 56	$ 47
Insurance Commissions and Fees	51	31	26
Contractually Specified Servicing Fee, Late Fee, and Ancillary Fee Earned in Exchange for Servicing Financial Asset	8	3	0
Net investment income:
Net investment income	140	17	139
Realized Investment Gains (Losses)	(22)	31	7
Derivative, Gain (Loss) on Derivative, Net	(1)	129	22
Net realized gains on extinguishment of debt	0	81	33
Other income	11	10	1
Income (loss) on variable interest entities	3	21	7
Gain (Loss) Related to Litigation Settlement		126	0
Total revenues and other income	269	505	282
Policyholder Benefits and Claims Incurred, Net	(33)
Expenses:
Losses and loss adjustment expenses		(396)	(88)
Deferred Policy Acquisition Costs, Amortization Expense	11	3	1
Insurance Commissions	29	18	15
Intangible amortization	29	47	55
General and Administrative Expense	156	141	111
Interest expense	64	168	187
Total expenses	257	(20)	281
Pretax income (loss)	12	525	2
Provision (benefit) for income taxes	7	2	18
Net income	5	522	(16)
Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest	(1)	(1)	(1)
Net income (loss) attributable to common stockholders	4	522	(17)
Other comprehensive income (loss), after tax
Net income	5	522	(16)
Other Comprehensive Income (Loss), Financial Liability, Fair Value Option, Reclassification Adjustment from AOCI for Derecognition, after Tax	0	0	(1)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax	2	(1)	(1)
Total other comprehensive income (loss), net of income tax	93	(310)	(21)
Total comprehensive income, net of income tax	98	212	(38)
Less: net (gain) loss attributable to noncontrolling interest
Total comprehensive income attributable to common stockholders	$ 96	$ 212	$ (38)
Basic	$ 0.18	$ 11.48	$ (0.61)
Diluted	$ 0.18	$ 11.31	$ (0.61)
Weighted Average Number of Shares Outstanding, Basic	45,636,649	45,719,906	46,535,001
Weighted Average Number of Shares Outstanding, Diluted	46,540,706	46,414,830	46,535,001
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	$ (1)	$ (1)	$ (1)
AMPS Gain on Purchase of Shares		1
Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax	51	(225)	(12)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	$ 40	$ (85)	$ (8)