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Regulatory Requirements (Tables) | 6 Months Ended
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Jun. 30, 2025
Regulatory Requirements [Abstract] |
Summary Of Capital, Capital Requirements And Excess Capital |
|  | Net Capital/ |  |  |  |  |  |
|  | Eligible Equity |  | Requirement |  | Excess
|  | (in millions)
IB LLC |  | $ | 9,739 |  | $ | 1,308 |  | $ | 8,431
IBHK |  |  | 1,501 |  |  | 397 |  |  | 1,104
IBIE |  |  | 1,703 |  |  | 336 |  |  | 1,367
Other regulated operating subsidiaries |  |  | 2,570 |  |  | 174 |  |  | 2,396
|  | $ | 15,513 |  | $ | 2,215 |  | $ | 13,298

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