Other Assets - Additional Information (Detail) - USD ($) $ in Millions |
Jun. 30, 2024 |
Dec. 31, 2023 |
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| iCapital [Member] | ||
| Other Assets [Line Items] | ||
| Carrying value - equity method investment | $ 662 | $ 641 |
| Percentage of strategic minority investment | 24.00% | |
| Other Assets [Member] | ||
| Other Assets [Line Items] | ||
| Carrying value - equity method investment | $ 773 | 773 |
| Other non equity method corporate minority investments | $ 562 | $ 484 |
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- Definition Other Assets [Line Items] No definition available.
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- Definition Other non equity method corporate minority investments. No definition available.
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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