Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Assets
Amortized cost of fixed maturity securities available-for-sale	$ 86,575	$ 86,129
Fixed maturity securities, allowance for credit losses	25	21
Mortgage loans valuation allowances	142	137
Leveraged leases, allowance for credit losses	12	13
Premiums, reinsurance and other, allowance for credit losses	$ 3	$ 3
Brighthouse Life Insurance Company’s stockholder’s equity:
Common stock, par value	$ 25,000	$ 25,000
Common stock, shares authorized	4,000	4,000
Common stock, shares issued	3,000	3,000
Common stock, shares outstanding	3,000	3,000