Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues
Premiums	$ 226	$ 215	$ 443	$ 435
Universal life and investment-type product policy fees	735	797	1,465	1,621
Net investment income	918	780	1,706	1,572
Other revenues	69	70	131	149
Net investment gains (losses)	56	(74)	46	(78)
Net derivative gains (losses)	108	(278)	(1,202)	(565)
Total revenues	2,112	1,510	2,589	3,134
Expenses
Policyholder benefits and claims	810	797	1,554	1,507
Interest credited to policyholder account balances	258	260	508	520
Amortization of deferred policy acquisition costs and value of business acquired	150	235	174	516
Other expenses	455	447	889	844
Total expenses	1,673	1,739	3,125	3,387
Income (loss) before provision for income tax	439	(229)	(536)	(253)
Provision for income tax expense (benefit)	76	(65)	(145)	(87)
Net income (loss)	363	(164)	(391)	(166)
Less: Net income (loss) attributable to noncontrolling interests	1	0	1	0
Net income (loss) attributable to Brighthouse Life Insurance Company	362	(164)	(392)	(166)
Comprehensive income (loss)	1,379	(284)	1,565	(1,109)
Less: Comprehensive income (loss) attributable to noncontrolling interests	1	0	1	0
Comprehensive income (loss) attributable to Brighthouse Life Insurance Company	$ 1,378	$ (284)	$ 1,564	$ (1,109)