Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenues
Premiums	$ 759	$ 811	$ 641
Universal life and investment-type product policy fees	1,601	1,778	1,876
Net investment income	5,100	4,560	4,064
Other revenues	499	418	406
Net investment gains (losses)	(298)	(242)	(240)
Net derivative gains (losses)	(3,688)	(3,920)	(585)
Total revenues	3,973	3,405	6,162
Expenses
Policyholder benefits and claims (including liability remeasurement gains (losses) of ($980), ($233), $137, respectively)	2,139	2,418	2,186
Interest credited to policyholder account balances	2,110	1,801	1,313
Amortization of deferred policy acquisition costs and value of business acquired	550	564	568
Change in market risk benefits	(2,669)	(1,497)	(4,105)
Other expenses	1,601	1,625	1,694
Total expenses	3,731	4,911	1,656
Income (loss) before provision for income tax	242	(1,506)	4,506
Provision for income tax expense (benefit)	(15)	(383)	795
Net income (loss)	257	(1,123)	3,711
Less: Net income (loss) attributable to noncontrolling interests	1	1	1
Net income (loss) attributable to Brighthouse Life Insurance Company	$ 256	$ (1,124)	$ 3,710