Financial Schedules Schedule II - Statement of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net income (loss)	$ (6,505)	$ 4,793	$ 4,529
Realized investment gains (losses), net	19	247	(196)
Decrease in fair value of warrants	0	0	(451)
Amortization of premiums and discounts on investments	9,738	8,916	6,082
Depreciation	1,116	1,257	1,233
Accrued investment income	(1,110)	(1,947)	(2,517)
Other, net	542	(440)	(217)
Net cash provided by operating activities	97,934	81,414	69,270
Purchase of fixed maturities, held-to-maturity	(18,032)	(75,365)	(145,770)
Calls of fixed maturities, held-to-maturity	20,991	38,413	169,880
Purchase of fixed maturities, available-for-sale	(128,906)	(105,827)	(220,401)
Maturities of fixed maturities, available-for-sale	50,405	54,273	156,863
Purchase of equity securities, available-for-sale	(36,297)	0	(10,000)
Sale of real estate and other long-term investments	2	2	5
Purchase of other long-term investments and property and equipment	(4)	(86)	(116)
Net cash used in investing activities	(103,950)	(84,867)	(50,040)
Warrants exercised	0	0	822
Net cash provided by financing activities	2,131	1,747	3,814
Net increase (decrease) in cash and cash equivalents	(3,885)	(1,706)	23,044
Cash and cash equivalents at beginning of year	54,593	56,299	33,255
Cash and cash equivalents at end of year	50,708	54,593	56,299
Parent Company [Member]
Net income (loss)	(6,505)	4,793	4,529
Realized investment gains (losses), net	(46)	10	(27)
Equity in income of consolidated subsidiaries	8,378	(3,162)	(2,822)
Decrease in fair value of warrants	0	0	(451)
Accrued expenses and other liabilities	(29)	(383)	692
Amortization of premiums and discounts on investments	789	696	492
Depreciation	169	229	263
Accrued investment income	(148)	(32)	(213)
Decrease (increase) in receivable from subsidiaries	69	159	542
Other, net	(471)	418	(503)
Net cash provided by operating activities	2,206	2,728	2,502
Purchase of fixed maturities, held-to-maturity	0	(232)	0
Purchase of fixed maturities, available-for-sale	(11,949)	(2,630)	(16,199)
Maturities of fixed maturities, available-for-sale	2,271	1,000	8,017
Sale of real estate and other long-term investments	0	128	11
Purchase of other long-term investments and property and equipment	0	(5)	(5)
Net cash used in investing activities	(9,678)	(1,739)	(8,176)
Dividend from subsidiary	5,250	0	5,400
Warrants exercised	0	0	822
Purchase of the Company's stock from affiliates	0	(440)	(553)
Net cash provided by financing activities	5,250	(440)	5,669
Net increase (decrease) in cash and cash equivalents	(2,222)	549	(5)
Cash and cash equivalents at beginning of year	17,038	16,489	16,494
Cash and cash equivalents at end of year	$ 14,816	$ 17,038	$ 16,489