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Revenue Recognition and Deferred Revenue (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Contract with Customer, Liability, Revenue Recognized		$ 479	$ 606
Revenue from Contract with Customer, Excluding Assessed Tax	$ 36,059	23,064	103,152	$ 54,014
Contract with Customer, Asset, after Allowance for Credit Loss	31,111		31,111		$ 15,967
Contract with Customer, Liability	3,167		3,167		$ 2,705
Variable Interest Entity, Primary Beneficiary [Member]
Contract with Customer, Performance Obligation Satisfied in Previous Period			314	413
Marine and Energy
Revenue from Contract with Customer, Excluding Assessed Tax	904	500	4,246	2,298
Accident & Health
Revenue from Contract with Customer, Excluding Assessed Tax	6,753	6,755	20,226	24,260
Other Property
Revenue from Contract with Customer, Excluding Assessed Tax	3,666	1,578	17,558	1,578
Reinsurer, Other
Revenue from Contract with Customer, Excluding Assessed Tax	3,868	1,074	11,803	1,317
Directors and Officers Liability Insurance
Revenue from Contract with Customer, Excluding Assessed Tax	1,840	303	4,841	303
Miscellaneous Specialty
Revenue from Contract with Customer, Excluding Assessed Tax	210	125	(120)	292
Specialty Automobile
Revenue from Contract with Customer, Excluding Assessed Tax	6,485	7,180	14,245	14,151
Niche Specialty Risks
Revenue from Contract with Customer, Excluding Assessed Tax	3,300	2,414	10,273	2,414
Other Professional
Revenue from Contract with Customer, Excluding Assessed Tax	3,086	2,437	10,064	6,703
Environmental
Revenue from Contract with Customer, Excluding Assessed Tax	620	667	3,417	667
6351 Surety Insurance
Revenue from Contract with Customer, Excluding Assessed Tax	$ 5,327	$ 31	$ 6,599	$ 31
Minimum [Member]
Employee Stop Loss Time When Base Commissions Recognized Begin and End In Months	17
Maximum [Member]
Employee Stop Loss Time When Base Commissions Recognized Begin and End In Months	20

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