Disaggregation of Relevant Expense Captions - Schedule of Other Operating Cost and Expense, by Component (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation Of Relevant Expense Captions [Abstract]
Employee compensation	$ 14,980,000	$ 15,139,000	$ 13,617,000
Depreciation and amortization	4,131,000	5,185,000	1,832,000
Association fees	3,876,000	3,473,000	2,570,000
Professional services	3,736,000	4,472,000	4,275,000
Software & equipment costs	3,341,000	4,117,000	4,434,000
Intangible asset amortization	2,437,000	2,640,000	3,247,000
Audit fees	1,619,000	2,412,000	1,347,000
Liability insurance	1,536,000	1,908,000	1,633,000
Legal fees	815,000	1,657,000	1,038,000
Operating lease expense	438,000	220,000	723,000
Loss on disposal of indefinite life intangible assets	0	0	200,000
Provision for (reversal of) expected credit losses	(71,000)	(44,000)	(219,000)
Other general and administrative	3,625,000	3,577,000	2,862,000
Total general and administrative expenses	$ 40,463,000	$ 44,756,000	$ 37,559,000