Schedule II - Condensed Financial Information of Registrant - Condensed Statements of Earnings (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues:
Net investment income	$ 6,770	$ 11,786	$ 15,901
Net realized and unrealized investment gains (losses)	11,017	18,032	7,084
Total revenues	245,549	431,863	414,961
Costs and expenses [Abstract]
General and administrative expenses	24,355	23,420	23,203
Interest expense	8,758	7,661	10,776
Total costs and expenses	348,333	543,517	414,248
Income (loss) before income taxes	(102,784)	(111,654)	713
Income tax expense (benefit)	316	(33,496)	(298)
Net income (loss)	(103,100)	(78,158)	1,011
Parent Company
Revenues:
Management fees	2,667	2,660	2,160
Interest from subsidiaries	1,515	1,410	107
Net investment income	378	477	1,757
Net realized and unrealized investment gains (losses)	506	972	448
Equity in income (loss) of consolidated subsidiaries	(81,924)	(94,363)	20,909
Total revenues	(76,858)	(88,844)	25,381
Costs and expenses [Abstract]
General and administrative expenses	17,168	15,149	13,892
Interest expense	8,758	7,661	10,776
Total costs and expenses	25,926	22,810	24,668
Income (loss) before income taxes	(102,784)	(111,654)	713
Income tax expense (benefit)	$ 316	$ (33,496)	$ (298)