Goodwill and Specifically Identifiable Intangible Assets - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Sep. 30, 2022 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Goodwill [Line Items] | |||
| Future sales volume and product mix used to forecast | 10 years | ||
| Goodwill impairment loss | $ 0 | $ 0 | |
| Life Insurance | |||
| Goodwill [Line Items] | |||
| Goodwill impairment loss | $ 634 | ||
| X | ||||||||||
- Definition Future Sales Volume And Product Mix Used To Forecast No definition available.
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| X | ||||||||||
- Definition Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
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