Schedule II - Condensed Financial Information of Registrant - Parent Company Only - 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
Revenues:
Other income									$ 0	$ 0	$ 10,457
Total revenues	$ 208,568	$ 189,185	$ 191,072	$ 183,903	$ 152,377	$ 172,668	$ 152,709	$ 148,072	772,728	625,826	581,798
Expenses:
Total expenses	198,691	190,783	175,367	178,748	165,569	173,806	151,132	155,115	743,589	645,622	595,585
Income (loss) before taxes from continuing operations	9,877	(1,598)	15,705	5,155	(13,192)	(1,138)	1,577	(7,043)	29,139	(19,796)	(3,330)
Less: provision (benefit) for income taxes	5,311	(649)	3,501	854	(4,431)	(611)	701	(1,568)	9,017	(5,909)	(12,562)
Net income (loss) from continuing operations	4,566	(949)	12,204	4,301	(8,761)	(527)	876	(5,475)	20,122	(13,887)	9,232
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Net income (loss) from discontinued operations					9,289	0	0	34,481	0	43,770	(3,998)
Net income (loss) attributable to Common Stockholders	$ 4,147	$ (1,457)	$ 11,746	$ 3,925	$ 165	$ (618)	$ 826	$ 23,560	18,361	23,933	3,604
Parent Company
Revenues:
Interest Income									0	137	417
Other income									0	10	5
Total revenues									0	147	422
Expenses:
Other Expenses									3	30	0
Total expenses									3	30	0
Equity in earnings (losses) of subsidiaries, net of tax(1)									18,364	(13,392)	6,370
Income (loss) before taxes from continuing operations									18,361	(13,275)	6,792
Less: provision (benefit) for income taxes									0	0	163
Net income (loss) from continuing operations									18,361	(13,275)	6,629
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Income from discontinued operations, net of tax and non-controlling interest									0	414	(3,025)
Gain on sale of discontinued operations, net of tax and non-controlling interest									0	36,794	0
Net income (loss) from discontinued operations									0	37,208	(3,025)
Net income (loss) attributable to Common Stockholders									$ 18,361	$ 23,933	$ 3,604