Regulatory Matters - Net Capital Position, Broker-Dealers (Details) - USD ($) $ in Thousands |
3 Months Ended | |||
|---|---|---|---|---|
Jun. 30, 2026 |
Sep. 30, 2026 |
Dec. 31, 2025 |
Sep. 30, 2025 |
|
| Net Capital | ||||
| Amount required to be segregated in cash and securities for the benefit of customers | $ 17,984 | $ 20,211 | $ 5,050 | |
| Hilltop Securities | ||||
| Net Capital | ||||
| Net capital | 167,341 | |||
| Less: required net capital | 7,923 | |||
| Excess net capital | $ 159,418 | |||
| Net capital as a percentage of aggregate debit items | 42.20% | |||
| Net capital in excess of 5% aggregate debt items | $ 147,533 | |||
| Momentum Independent Network | ||||
| Net Capital | ||||
| Net capital | 7,520 | |||
| Less: required net capital | 325 | |||
| Excess net capital | 7,195 | |||
| Hilltop Broker-Dealers | ||||
| Net Capital | ||||
| Amount required to be segregated in cash and securities for the benefit of customers | $ 18,000 | $ 20,200 | ||
| Prime Lending | ||||
| Net Capital | ||||
| Capital received | $ 5,000 |