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Revenue Recognition and Deferred Revenue (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Contract with Customer, Liability, Revenue Recognized		$ 479	$ 473
Revenue from Contract with Customer, Excluding Assessed Tax	$ 30,322	13,221	67,093	$ 30,950
Contract with Customer, Asset, after Allowance for Credit Loss	22,813		22,813		$ 15,967
Contract with Customer, Liability	1,979		1,979		$ 2,705
Variable Interest Entity, Primary Beneficiary [Member]
Contract with Customer, Performance Obligation Satisfied in Previous Period			2,557	4,724
Marine and Energy
Revenue from Contract with Customer, Excluding Assessed Tax	1,622	665	3,470	1,798
Accident & Health
Revenue from Contract with Customer, Excluding Assessed Tax	5,118	7,150	13,269	17,505
Other Property
Revenue from Contract with Customer, Excluding Assessed Tax	8,129	0	13,306	0
Reinsurer, Other
Revenue from Contract with Customer, Excluding Assessed Tax	3,821	130	7,936	243
Directors and Officers Liability Insurance
Revenue from Contract with Customer, Excluding Assessed Tax	1,403	0	2,929	0
Miscellaneous Specialty
Revenue from Contract with Customer, Excluding Assessed Tax	(817)	89	1,204	167
Specialty Automobile
Revenue from Contract with Customer, Excluding Assessed Tax	2,618	3,164	7,735	6,971
Niche Specialty Risks
Revenue from Contract with Customer, Excluding Assessed Tax	3,533	0	7,561	0
Other Professional
Revenue from Contract with Customer, Excluding Assessed Tax	3,657	2,023	6,885	4,266
Environmental
Revenue from Contract with Customer, Excluding Assessed Tax	$ 1,238	$ 0	$ 2,798	$ 0
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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