Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Investments:
Fixed maturity securities available-for-sale, at estimated fair value (amortized cost: $302,873 and $297,655, respectively; allowance for credit loss of $177 and $0, respectively)	$ 340,005	$ 327,820
Equity securities, at estimated fair value	1,105	1,342
Contractholder-directed equity securities and fair value option securities, at estimated fair value (includes $3 and $3, respectively, relating to variable interest entities)	11,911	13,102
Mortgage loans (net of allowance for credit loss of $555 and $353, respectively; includes $175 and $188, respectively, under the fair value option and $0 and $59, respectively, of mortgage loans held-for-sale)	82,890	80,529
Policy loans	9,639	9,680
Real estate and real estate joint ventures (includes $155 and $127, respectively, under the fair value option)	11,524	10,741
Other limited partnership interests	7,794	7,716
Short-term investments, principally at estimated fair value	5,345	3,850
Other invested assets (includes $2,046 and $2,299, respectively, of leveraged and direct financing leases and $300 and $290, respectively, relating to variable interest entities)	24,731	19,015
Total investments	494,944	473,795
Cash and cash equivalents, principally at estimated fair value (includes $13 and $12, respectively, relating to variable interest entities)	24,289	16,598
Accrued investment income	3,388	3,523
Premiums, reinsurance and other receivables (includes $3 and $4, respectively, relating to variable interest entities)	20,848	20,443
Deferred policy acquisition costs and value of business acquired	16,353	17,833
Goodwill	9,245	9,308
Other assets (includes $2 and $2, respectively, relating to variable interest entities)	11,173	10,518
Separate account assets	187,343	188,445
Total assets	767,583	740,463
Liabilities
Future policy benefits	196,522	194,909
Policyholder account balances	198,147	192,627
Other policy-related balances	16,870	17,171
Policyholder dividends payable	670	681
Policyholder dividend obligation	2,798	2,020
Payables for collateral under securities loaned and other transactions	34,133	26,745
Short-term debt	303	235
Long-term debt (includes $5 and $5, respectively, at estimated fair value, relating to variable interest entities)	14,513	13,466
Collateral financing arrangement	968	993
Junior subordinated debt securities	3,151	3,150
Current income tax payable	928	363
Deferred income tax liability	11,334	9,097
Other liabilities (includes $1 and $1, respectively, relating to variable interest entities)	23,963	24,179
Separate account liabilities	187,343	188,445
Total liabilities	691,643	674,081
Contingencies, Commitments and Guarantees (Note 15)
MetLife, Inc.’s stockholders’ equity:
Preferred stock, par value $0.01 per share; $4,405 and $3,405, respectively, aggregate liquidation preference	0	0
Common stock, par value $0.01 per share; 3,000,000,000 shares authorized; 1,180,627,549 and 1,177,680,299 shares issued, respectively; 907,620,740 and 915,338,098 shares outstanding, respectively	12	12
Additional paid-in capital	33,728	32,680
Retained earnings	36,568	33,078
Treasury stock, at cost; 273,006,809 and 262,342,201 shares, respectively	(13,178)	(12,678)
Accumulated other comprehensive income (loss) (AOCI)	18,563	13,052
Total MetLife, Inc.’s stockholders’ equity	75,693	66,144
Noncontrolling interests	247	238
Total equity	75,940	66,382
Total liabilities and equity	$ 767,583	$ 740,463