Schedule II - Condensed Financial Information of Registrant - Statement of Cash Flows (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Cash Flows from Operating Activities
Net income (loss)	$ (4,776,000)	$ (3,551,000)	$ (1,113,000)	$ 213,000	$ 221,000	$ (18,898,000)	$ (1,067,000)	$ (1,798,000)	$ (9,227,000)	$ (21,542,000)	$ (8,437,000)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Incentive awards expenses - vesting of RSUs									970,000	895,000	856,000
Changes in operating assets and liabilities:
Other assets									(1,252,000)	4,239,000	(7,139,000)
Net cash provided by (used in) operating activities									(17,008,000)	9,090,000	6,166,000
Cash Flows From Investing Activities
Purchases of property and equipment									(86,000)	(13,000)	(195,000)
Net cash provided by (used in) investing activities									12,222,000	(25,954,000)	(10,751,000)
Cash Flows From Financing Activities
Proceeds received from issuance of shares of common stock									0	5,000,000	0
Repurchase of common stock									(636,000)	0	(625,000)
Borrowings under debt arrangements									25,300,000	32,000,000	7,000,000
Repayment of borrowings under debt arrangements									(19,500,000)	(19,750,000)	(2,000,000)
Stock and debt issuance costs									(1,454,000)	(1,011,000)	0
Net cash provided by financing activities									3,710,000	16,239,000	4,375,000
Net increase (decrease) in cash									(1,076,000)	(625,000)	(210,000)
Cash at beginning of period				11,868,000				12,493,000	11,868,000	12,493,000	12,703,000
Cash at end of period	10,792,000				11,868,000				10,792,000	11,868,000	12,493,000
Supplemental Disclosure of Cash Flow Information:
Interest paid									3,116,000	876,000	641,000
Parent Company
Cash Flows from Operating Activities
Net income (loss)									(9,227,000)	(21,542,000)	(8,437,000)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization									379,000	347,000	364,000
Equity in undistributed (income) loss of subsidiaries									3,468,000	22,556,000	1,621,000
Incentive awards expenses - vesting of RSUs									970,000	895,000	856,000
Changes in operating assets and liabilities:
Due from subsidiaries									110,000	(513,000)	150,000
Due from affiliates									(97,000)	598,000	0
Current income tax recoverable									(488,000)	(485,000)	288,000
Other assets									(229,000)	532,000	(270,000)
Other liabilities									(360,000)	590,000	5,000
Net cash provided by (used in) operating activities									(5,474,000)	2,978,000	(5,423,000)
Cash Flows From Investing Activities
Contributions to subsidiaries									0	(20,860,000)	(2,100,000)
Dividends received from subsidiaries									0	0	5,450,000
Purchases of investments									400,000	(400,000)	0
Purchases of property and equipment									(86,000)	(13,000)	(192,000)
Net cash provided by (used in) investing activities									314,000	(21,273,000)	3,158,000
Cash Flows From Financing Activities
Proceeds received from issuance of shares of common stock									0	5,000,000	0
Repurchase of common stock									(636,000)	0	(625,000)
Borrowings under debt arrangements									25,300,000	32,000,000	7,000,000
Repayment of borrowings under debt arrangements									(19,500,000)	(19,750,000)	(2,000,000)
Stock and debt issuance costs									(1,454,000)	(1,011,000)	0
Net cash provided by financing activities									3,710,000	16,239,000	4,375,000
Net increase (decrease) in cash									(1,450,000)	(2,056,000)	2,110,000
Cash at beginning of period				$ 2,583,000				$ 4,639,000	2,583,000	4,639,000	2,529,000
Cash at end of period	$ 1,133,000				$ 2,583,000				1,133,000	2,583,000	4,639,000
Supplemental Disclosure of Cash Flow Information:
Interest paid									$ 3,116,000	$ 876,000	$ 641,000