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Consolidated Supplementary Insurance Information (Income Statement Items) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | $ 49,435 | $ 53,735 | $ 46,396
Net Investment Income | 19,908 | 15,916 | 21,395
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 52,405 | 53,515 | 48,517
Market Risk Benefit Remeasurement (Gains) Losses | (994) | (3,674) | (1,237)
Amortization of DAC and VOBA Charged to Other Expenses | 1,952 | 1,831 | 2,037
Other Expenses (1) | 11,380 | 10,734 | 10,861
Group Benefits |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 22,436 | 21,906 | 21,304
Net Investment Income | 1,148 | 1,081 | 1,102
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 19,329 | 19,226 | 19,929
Market Risk Benefit Remeasurement (Gains) Losses | 0 | 0 | 0
Amortization of DAC and VOBA Charged to Other Expenses | 26 | 26 | 26
Other Expenses (1) | 3,778 | 3,460 | 3,158
Retirement and Income Solutions |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 8,561 | 13,923 | 5,334
Net Investment Income | 7,354 | 5,899 | 6,606
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 14,057 | 18,124 | 8,928
Market Risk Benefit Remeasurement (Gains) Losses | (29) | (314) | 96
Amortization of DAC and VOBA Charged to Other Expenses | 49 | 40 | 37
Other Expenses (1) | 403 | 380 | 368
Asia |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 6,883 | 7,256 | 8,047
Net Investment Income | 4,307 | 3,571 | 5,110
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 6,941 | 6,199 | 7,386
Market Risk Benefit Remeasurement (Gains) Losses | (43) | (90) | (48)
Amortization of DAC and VOBA Charged to Other Expenses | 794 | 745 | 786
Other Expenses (1) | 1,562 | 1,601 | 1,758
Latin America |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 5,685 | 4,399 | 3,749
Net Investment Income | 1,610 | 1,318 | 1,207
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 4,801 | 4,092 | 3,475
Market Risk Benefit Remeasurement (Gains) Losses | 0 | 0 | 0
Amortization of DAC and VOBA Charged to Other Expenses | 468 | 410 | 372
Other Expenses (1) | 1,263 | 1,032 | 978
EMEA |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 2,314 | 2,298 | 2,803
Net Investment Income | 885 | (864) | 932
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 1,737 | 30 | 2,085
Market Risk Benefit Remeasurement (Gains) Losses | (40) | (126) | (120)
Amortization of DAC and VOBA Charged to Other Expenses | 348 | 331 | 389
Other Expenses (1) | 807 | 778 | 900
MetLife Holdings |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 3,513 | 3,968 | 4,256
Net Investment Income | 4,234 | 4,633 | 6,093
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 5,517 | 5,849 | 6,097
Market Risk Benefit Remeasurement (Gains) Losses | (882) | (3,144) | (1,161)
Amortization of DAC and VOBA Charged to Other Expenses | 258 | 270 | 320
Other Expenses (1) | 1,527 | 1,632 | 1,845
Corporate & Other |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Premiums and Universal Life and Investment-Type Product Policy Fees | 43 | (15) | 903
Net Investment Income | 370 | 278 | 345
Policyholder Benefits and Claims, Policyholder Liability Remeasurement (Gains) Losses and Interest Credited to Policyholder Account Balances | 23 | (5) | 617
Market Risk Benefit Remeasurement (Gains) Losses | 0 | 0 | (4)
Amortization of DAC and VOBA Charged to Other Expenses | 9 | 9 | 107
Other Expenses (1) | $ 2,040 | $ 1,851 | $ 1,854

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- Definition Sum of premiums earned on the income statement for all insurance and reinsurance contracts after subtracting any amounts ceded to another insurer and adding premiums assumed from other insurers, and income from agency and brokerage operations (includes sales of annuities and supplemental contracts); service charges, commissions, and fees from the sale of insurance and related services; and management fees from separate accounts, deferred annuities, and universal life products. May also include an entity's proportionate share of the income or loss before extraordinary items and other adjustments from its investments in: unconsolidated subsidiaries, associated companies, and corporate joint ventures, unincorporated joint ventures, general partnerships, and limited partnerships over which the entity exercises significant influence that are principally engaged in insurance underwriting, reinsurance, or insurance sales activities. + References No definition available. + Details
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- Definition Amount of gain (loss) from (increase) decrease in fair value of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. Excludes change attributable to instrument-specific credit risk. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480112/944-40-45-3 + Details
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