Other Income (Loss) (Schedule Of Components Of Other Income) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Other Income (Loss) [Abstract] | ||||||
| Principal transactions | [1] | $ 44 | $ 28 | $ 85 | $ 41 | |
| Gains (losses) from currency diversification strategy, net | (5) | (20) | 15 | (22) | ||
| Other, net | 3 | (44) | 7 | (37) | ||
| Other income (loss) | $ 42 | $ (36) | $ 107 | $ (18) | ||
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