Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenues
Premiums	$ 201	$ 190
Universal life and investment-type product policy fees	305	474
Net investment income	1,223	1,035
Other revenues	123	87
Net investment gains (losses)	(43)	(96)
Net derivative gains (losses)	(1,933)	(588)
Total revenues	(124)	1,102
Expenses
Policyholder benefits and claims (including liability remeasurement gains (losses) of $0 and $0, respectively)	984	644
Interest credited to policyholder account balances	496	416
Amortization of deferred policy acquisition costs and value of business acquired	138	142
Change in market risk benefits	(1,438)	198
Other expenses	429	394
Total expenses	609	1,794
Income (loss) before provision for income tax	(733)	(692)
Provision for income tax expense (benefit)	(168)	(167)
Net income (loss)	(565)	(525)
Less: Net income (loss) attributable to noncontrolling interests	0	0
Net income (loss) attributable to Brighthouse Life Insurance Company	(565)	(525)
Comprehensive income (loss)	(710)	268
Less: Comprehensive income (loss) attributable to noncontrolling interests	0	0
Comprehensive income (loss) attributable to Brighthouse Life Insurance Company	$ (710)	$ 268