Schedule II Income Statement (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Condensed Income Statements, Captions
Net investment income									$ 31,229	$ 27,201	$ 17,812
Unrealized Gain (Loss) on Securities									24,761	(9,300)	0
Total revenue	$ 210,421	$ 207,598	$ 204,776	$ 202,321	$ 181,089	$ 187,652	$ 183,148	$ 180,127	825,116	723,942	654,420
Operating Expenses									44,310	40,590	27,675
General and Administrative Expense									65,989	66,112	81,762
Interest Expense									9,781	9,866	3,247
Total expenses									857,841	728,297	653,663
Operating Income (Loss)									(32,725)	(4,355)	757
Other Income									119	116	153
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest									32,606	4,239	(910)
Income Tax Expense (Benefit)									(3,121)	(4,633)	(9,235)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(8,051)	(28,215)	(2,797)	9,578	(10,968)	(11,707)	14,701	8,369	(29,485)	394	10,145
Net income	(8,158)	(28,280)	(2,903)	9,469	(11,071)	(11,708)	14,701	8,369	(29,872)	290	10,145
Net Income (Loss) Attributable to Noncontrolling Interest	$ 107	$ 65	$ 106	$ 109	$ 103	$ 1	$ 0	$ 0	387	104	0
Change in net unrealized gain (loss) on investments									28,366	(22,264)	10,647
Reclassification adjustment for net realized investment gains									(1,228)	(1,655)	(67)
Income tax benefit (expense) related to items of other comprehensive income									(6,588)	5,703	(2,181)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest									(8,935)	(17,822)	18,544
Total comprehensive income									(9,523)	(17,961)	18,544
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest									588	139	0
Parent Company [Member]
Condensed Income Statements, Captions
Income (Loss) from Subsidiaries, Net of Tax									(24,131)	10,124	14,000
Realized Investment Gains (Losses)									63	(160)	0
Net investment income									1,156	2,353	53
Unrealized Gain (Loss) on Securities									4,036	(1,223)	0
Total revenue									(18,876)	11,094	14,053
Operating Expenses									219	198	348
General and Administrative Expense									3,042	3,416	9,078
Interest Expense									9,499	9,557	2,939
Total expenses									12,760	13,171	12,365
Operating Income (Loss)									(31,636)	(2,077)	1,688
Other Income									0	11	75
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest									31,636	2,066	(1,763)
Income Tax Expense (Benefit)									(2,151)	(2,460)	(8,382)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest									(29,485)	394	10,145
Net income									(29,872)	290	10,145
Net Income (Loss) Attributable to Noncontrolling Interest									387	104	0
Change in net unrealized gain (loss) on investments									28,366	(22,264)	10,647
Reclassification adjustment for net realized investment gains									(1,228)	(1,655)	(67)
Income tax benefit (expense) related to items of other comprehensive income									(6,588)	5,703	(2,181)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest									(8,935)	(17,822)	18,544
Total comprehensive income									(9,523)	(17,961)	18,544
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest									$ 588	$ 139	$ 0