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Regulatory Requirements (Tables) | 12 Months Ended
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Dec. 31, 2024
Regulatory Requirements [Abstract] |
Summary Of Capital, Capital Requirements And Excess Capital |
|  | Net Capital/ |  |  |  |  |  |
|  | Eligible Equity |  | Requirement |  | Excess
|  | (in millions)
IB LLC |  | $ | 9,450 |  | $ | 1,268 |  | $ | 8,182
IBHK |  |  | 1,427 |  |  | 359 |  |  | 1,068
IBIE |  |  | 1,302 |  |  | 293 |  |  | 1,009
Other regulated operating subsidiaries |  |  | 2,274 |  |  | 170 |  |  | 2,104
|  | $ | 14,453 |  | $ | 2,090 |  | $ | 12,363

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