Discontinued Operations - Schedule of Results of Ops IIC (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
REVENUE:
Gross premiums written	$ 149,395	$ 197,852
Change in gross unearned premiums	(8,261)	(35,751)
Gross premiums earned	141,134	162,101
Ceded premiums earned	(75,523)	(93,829)
Net premiums earned	65,611	68,272
Net investment income	5,079	4,511
Net realized investment losses	6	1,382
Total revenue	71,224	72,202
EXPENSES:
Losses and loss adjustment expenses	10,243	11,389
Policy acquisition costs	22,393	23,466
General and administrative expenses	10,703	9,506
Total expenses	45,683	47,078
Provision for income taxes	$ 6,499	6,483
Discontinued Operations | Interboro Insurance
REVENUE:
Gross premiums written		13,120
Change in gross unearned premiums		(3,336)
Gross premiums earned		9,784
Ceded premiums earned		(2,528)
Net premiums earned		7,256
Net investment income		538
Net realized investment losses		(2)
Other revenue		16
Total revenue		7,808
EXPENSES:
Losses and loss adjustment expenses		3,179
Policy acquisition costs		1,906
General and administrative expenses		546
Total expenses		5,631
Income before income taxes		2,177
Provision for income taxes		540
Income from discontinued operations, net of tax		$ 1,637