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v3.25.0.1

Segment Information (Premiums, Fees and Other Revenues by US and Foreign Operations) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Premiums, Fees & Other Revenues | $ 52,520 | $ 51,961 | $ 56,365
UNITED STATES |  |  |
Segment Reporting Information [Line Items] |  |  |
Premiums, Fees & Other Revenues | 37,266 | 36,869 | 42,250
Japan |  |  |
Segment Reporting Information [Line Items] |  |  |
Premiums, Fees & Other Revenues | 4,702 | 5,020 | 5,460
Other Foreign |  |  |
Segment Reporting Information [Line Items] |  |  |
Premiums, Fees & Other Revenues | $ 10,552 | $ 10,072 | $ 8,655

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- Definition Revenue from Contract with Customer - Premiums, Fees & Other Revenues + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
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Period Type: |

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- Details
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