Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues
Premiums	$ 192	$ 160	$ 588	$ 482
Universal life and investment-type product policy fees	411	461	1,356	1,456
Net investment income	1,174	857	3,381	3,036
Other revenues	108	110	305	328
Net investment gains (losses)	(52)	(40)	(213)	(171)
Net derivative gains (losses)	(838)	(590)	(3,251)	1,329
Total revenues	995	958	2,166	6,460
Expenses
Policyholder benefits and claims (including liability remeasurement gains (losses) of ($233), $34, ($233) and $34, respectively)	463	555	1,759	1,878
Interest credited to policyholder account balances	420	399	1,282	918
Amortization of deferred policy acquisition costs and value of business acquired	141	143	425	427
Change in market risk benefits	(1,064)	(982)	(2,165)	(2,625)
Other expenses	388	411	1,192	1,292
Total expenses	348	526	2,493	1,890
Income (loss) before provision for income tax	647	432	(327)	4,570
Provision for income tax expense (benefit)	121	78	(119)	909
Net income (loss)	526	354	(208)	3,661
Less: Net income (loss) attributable to noncontrolling interests	0	0	1	1
Net income (loss) attributable to Brighthouse Life Insurance Company	526	354	(209)	3,660
Comprehensive income (loss)	(640)	(2,389)	(1,144)	(2,939)
Less: Comprehensive income (loss) attributable to noncontrolling interests	0	0	1	1
Comprehensive income (loss) attributable to Brighthouse Life Insurance Company	$ (640)	$ (2,389)	$ (1,145)	$ (2,940)