Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Investments:
Fixed maturity securities available-for-sale, at estimated fair value (net of allowance for credit loss of $113 and $184, respectively); and amortized cost: $300,623 and $300,555, respectively	$ 278,409	$ 281,412
Equity securities	750	757
Contractholder-directed equity securities and fair value option securities, at estimated fair value	10,313	10,331
Mortgage loans (net of allowance for credit loss of $814 and $721, respectively)	91,458	92,506
Policy loans	8,800	8,788
Real estate and real estate joint ventures (includes $328 and $317, respectively, under the fair value option)	12,992	13,332
Other limited partnership interests	14,301	14,764
Short-term investments, principally at estimated fair value	4,884	6,045
Other invested assets (includes $1,843 and $1,993, respectively, of leveraged and direct financing leases; $432 and $333, respectively, relating to variable interest entities)	18,097	18,202
Total investments	440,004	446,137
Cash and cash equivalents, principally at estimated fair value	19,840	20,639
Accrued investment income	3,636	3,589
Premiums, reinsurance and other receivables	29,986	28,971
Market risk benefits	351	286
Deferred policy acquisition costs and value of business acquired	19,842	20,151
Current income tax recoverable	0	190
Deferred income tax asset	2,751	2,612
Goodwill	9,037	9,236
Other assets	11,126	11,139
Separate account assets	141,003	144,634
Total assets	677,576	687,584
Liabilities
Future policy benefits	191,013	196,406
Policyholder account balances	219,168	219,269
Market risk benefits	2,696	3,179
Other policy-related balances	20,219	19,736
Policyholder dividends payable	357	386
Payables for collateral under securities loaned and other transactions	17,470	17,524
Short-term debt	127	119
Long-term debt (includes $26 and $0, respectively, relating to variable interest entities)	15,972	15,548
Collateral financing arrangement	590	637
Junior subordinated debt securities	3,162	3,161
Current income tax payable	10	0
Deferred income tax liability	835	927
Other liabilities	36,158	35,805
Separate account liabilities	141,003	144,634
Total liabilities	648,780	657,331
Contingencies, Commitments and Guarantees (Note 19)
MetLife, Inc.’s stockholders’ equity:
Preferred stock, par value $0.01 per share; $3,905 aggregate liquidation preference	0	0
Common stock, par value $0.01 per share; 3,000,000,000 shares authorized; 1,193,562,132 and 1,191,823,651 shares issued, respectively; 715,661,353 and 730,821,111 shares outstanding, respectively	12	12
Additional paid-in capital	33,718	33,690
Retained earnings	40,350	40,146
Treasury stock, at cost; 477,900,779 and 461,002,540 shares, respectively	(25,774)	(24,591)
Accumulated other comprehensive income (loss)	(19,771)	(19,242)
Total MetLife, Inc.’s stockholders’ equity	28,535	30,015
Noncontrolling interests	261	238
Total equity	28,796	30,253
Total liabilities and equity	$ 677,576	$ 687,584