Goodwill and Intangible Assets (Tables)
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3 Months Ended |
Mar. 31, 2026 |
| Goodwill and Intangible Assets Disclosure [Abstract] |
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| Schedule of Goodwill |
The following tables set forth the carrying amount and changes in the balance of goodwill by reporting unit at March 31, 2026 and 2025: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | Accident and Health | | Credit & Surety | | Energy Solutions | | Apollo | | Other | | Total | | Goodwill | | | | | | | | | | | | | | Gross balance at December 31, 2025 | | $ | 91,577 | | | $ | 6,781 | | | $ | 10,204 | | | $ | — | | | $ | 3,879 | | | $ | 112,441 | | | Accumulated impairment at December 31, 2025 | | (44,821) | | | — | | | — | | | — | | | (1,886) | | | (46,707) | | | Additions | | — | | | — | | | — | | | 125,408 | | | — | | | 125,408 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Net balance at March 31, 2026 | | $ | 46,756 | | | $ | 6,781 | | | $ | 10,204 | | | $ | 125,408 | | | $ | 1,993 | | | $ | 191,142 | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | Accident and Health | | Credit & Surety | | Energy Solutions | | Other | | Total | | Goodwill | | | | | | | | | | | | Gross balance at December 31, 2024 | | $ | 91,577 | | | $ | 6,781 | | | $ | 10,204 | | | $ | 3,879 | | | $ | 112,441 | | | Accumulated impairment at December 31, 2024 | | (44,821) | | | — | | | — | | | (1,886) | | | (46,707) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Net balance at March 31, 2025 | | $ | 46,756 | | | $ | 6,781 | | | $ | 10,204 | | | $ | 1,993 | | | $ | 65,734 | | | | | | | | | | | | |
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| Schedule of Intangible Assets and Goodwill |
The following tables set forth the carrying amount and changes in the balance of other intangible assets at March 31, 2026 and 2025: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | Agent Relationships | | Non-competes | | Trademarks | | Syndicate Capacity | | Licenses | | Total | | Other Intangible Assets | | | | | | | | | | | | | | Gross balance at December 31, 2025 | | $ | 26,491 | | | $ | 1,117 | | | $ | 999 | | | $ | — | | | $ | 14,019 | | | $ | 42,626 | | | Accumulated amortization at December 31, 2025 | | (19,203) | | | (1,117) | | | — | | | — | | | — | | | (20,320) | | | Additions | | 27,000 | | | — | | | 35,000 | | | 200,000 | | | — | | | 262,000 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Amortization | | (1,257) | | | — | | | (875) | | | — | | | — | | | (2,132) | | | Net balance at March 31, 2026 | | $ | 33,031 | | | $ | — | | | $ | 35,124 | | | $ | 200,000 | | | $ | 14,019 | | | $ | 282,174 | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | Agent Relationships | | Non-competes | | Trademarks | | Licenses | | Total | | Other Intangible Assets | | | | | | | | | | | | Gross balance at December 31, 2024 | | $ | 24,491 | | | $ | 1,117 | | | $ | 999 | | | $ | 14,019 | | | $ | 40,626 | | | Accumulated amortization at December 31, 2024 | | (17,895) | | | (1,117) | | | — | | | — | | | (19,012) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Amortization | | (259) | | | — | | | — | | | — | | | (259) | | | Net balance at March 31, 2025 | | $ | 6,337 | | | $ | — | | | $ | 999 | | | $ | 14,019 | | | $ | 21,355 | | | | | | | | | | | | |
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| Schedule of Finite-Lived Intangible Assets, Future Amortization Expense |
The following table sets forth the estimated future net amortization expense of intangible assets: | | | | | | | | | | ($ in thousands) | | |
| | Amount | | Remainder of 2026 | | $ | 6,394 | | | Year Ending December 31, 2027 | | 8,525 | | | Year Ending December 31, 2028 | | 8,525 | | | Year Ending December 31, 2029 | | 8,233 | | | Year Ending December 31, 2030 | | 8,025 | | | | |
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