Investments (Tables)

12 Months Ended

Dec. 31, 2015

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-sale Securities Reconciliation

The following table details the difference between cost or adjusted/amortized cost and estimated fair value, by major investment category, at December 31, 2015 and 2014:

	Cost or Adjusted/Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
December 31, 2015
U.S. government and agency securities	$	81,973	$	148	$	474	$	81,647
Foreign governments	2,038		37		—		2,075
States, municipalities and political subdivisions	154,004		2,391		490		155,905
Public utilities	8,398		128		33		8,493
Corporate securities	148,170		880		2,292		146,758
Redeemable preferred stocks	1,832		37		49		1,820
Total fixed maturities	396,415		3,621		3,338		396,698
Mutual Funds	26,357		—		14		26,343
Public utilities	1,342		44		34		1,352
Other common stocks	18,624		2,615		545		20,694
Nonredeemable preferred stocks	2,356		67		6		2,417
Total equity securities	48,679		2,726		599		50,806
Other investments	4,980		230		—		5,210
Total investments	$	450,074	$	6,577	$	3,937	$	452,714
December 31, 2014
U.S. government and agency securities	$	134,601	$	423	$	590	$	134,434
Foreign government	3,275		79		—		3,354
States, municipalities and political subdivisions	90,262		1,866		217		91,911
Public utilities	9,044		217		39		9,222
Corporate securities	111,787		1,409		580		112,616
Redeemable preferred stocks	1,094		9		10		1,093
Total fixed maturities	350,063		4,003		1,436		352,630
Public utilities	1,222		211		—		1,433
Other common stocks	19,560		3,738		250		23,048
Nonredeemable preferred stocks	1,496		17		7		1,506
Total equity securities	22,278		3,966		257		25,987
Other investments	2,749		261		—		3,010
Total investments	$	375,090	$	8,230	$	1,693	$	381,627

Schedule of Realized Gain (Loss)

The following tables detail our realized gains (losses) by major investment category for the years ended December 31, 2015, 2014 and 2013:

	2015					2014					2013
	Gains (Losses)			Fair Value at Sale		Gains (Losses)			Fair Value at Sale		Gains (Losses)			Fair Value at Sale
Fixed maturities	$	727		$	87,141	$	92		$	5,598	$	103		$	23,187
Equity securities	1,895			7,790		298			111,325		31			155
Total realized gains	2,622			94,931		390			116,923		134			23,342
Fixed maturities	(595		)	38,485		(228		)	11,389		(261		)	43,751
Equity securities	(1,200		)	4,172		(182		)	1,529		(2		)	28
Total realized losses	(1,795		)	42,657		(410		)	12,918		(263		)	43,779
Net realized investment gains (losses)	$	827		$	137,588	$	(20	)	$	129,841	$	(129	)	$	67,121

Investments Classified by Contractual Maturity Date

The table below summarizes our fixed maturities at year end by contractual maturity periods. Actual results may differ as issuers may have the right to call or prepay obligations, with or without penalties, prior to the contractual maturity of those obligations.

	December 31, 2015
	Cost or Amortized Cost		Percent of Total		Fair Value		Percent of Total
Due in one year or less	$	50,080	12.6	%	$	50,135	12.6	%
Due after one year through five years	163,917		41.3	%	163,621		41.2	%
Due after five years through ten years	131,968		33.3	%	131,678		33.2	%
Due after ten years	50,450		12.8	%	51,264		13.0	%
Total	$	396,415	100.0	%	$	396,698	100.0	%

Investment Income

The following table summarizes our net investment income by major investment category:

	Year Ended December 31,
	2015			2014			2013
Fixed maturities	$	8,092		$	5,866		$	3,512
Equity securities	859			734			280
Cash and cash equivalents	25			9			31
Other investments	222			166			48
Other assets	14			20			—
Investment income	$	9,212		$	6,795		$	3,871
Investment expenses	(267		)	(312		)	(206		)
Net investment income	$	8,945		$	6,483		$	3,665

Schedule of Unrealized Loss on Investments

The following table presents an aging of our unrealized investment losses by investment class:

	Less Than Twelve Months					Twelve Months or More
	Number of Securities*	Gross Unrealized Losses		Fair Value		Number of Securities*	Gross Unrealized Losses		Fair Value
December 31, 2015
U.S. government and agency securities	73	$	265	$	44,786	21	$	209	$	11,250
States, municipalities and political subdivisions	61	463		56,971		5	27		7,620
Public utilities	8	4		1,961		1	29		1,015
Corporate securities	242	2,025		92,429		9	267		10,047
Redeemable preferred stocks	7	49		746		—	—		—
Total fixed maturities	391	2,806		196,893		36	532		29,932
Mutual Funds	1	14		26,343		—	—		—
Public utilities	4	34		697		—	—		—
Other common stocks	63	497		6,665		3	48		118
Nonredeemable preferred stocks	19	6		1,161		—	—		—
Total equity securities	87	551		34,866		3	48		118
Total	478	$	3,357	$	231,759	39	$	580	$	30,050
December 31, 2014
U.S. government and agency securities	32	$	285	$	36,081	20	$	305	$	16,947
States, municipalities and political subdivisions	24	100		22,272		11	117		14,310
Public utilities	1	1		1,274		1	38		1,014
Corporate securities	23	271		23,738		16	309		20,215
Redeemable preferred stocks	4	10		408		—	—		—
Total fixed maturities	84	667		83,773		48	769		52,486
Other common stocks	54	247		3,992		1	3		31
Nonredeemable preferred stocks	4	7		378		—	—		—
Total equity securities	58	254		4,370		1	3		31
Total	142	$	921	$	88,143	49	$	772	$	52,517

Fair Value, Measurement Inputs, Disclosure

The following table presents the fair value measurements of our financial instruments on a recurring basis by level at December 31, 2015 and December 31, 2014:

December 31, 2015	Total		Level 1		Level 2		Level 3
U.S. government and agency securities	$	81,647	$	—	$	81,647	$	—
Foreign governments	2,075		—		2,075		—
States, municipalities and political subdivisions	155,905		—		155,905		—
Public utilities	8,493		—		8,493		—
Corporate securities	146,758		—		146,758		—
Redeemable preferred stocks	1,820		1,820		—		—
Total fixed maturities	396,698		1,820		394,878		—
Mutual Funds	26,343		26,343		—		—
Public utilities	1,352		1,352		—		—
Other common stocks	20,694		20,694		—		—
Nonredeemable preferred stocks	2,417		2,417		—		—
Total equity securities	50,806		50,806		—		—
Other investments	5,210		300		3,055		1,855
Total investments	$	452,714	$	52,926	$	397,933	$	1,855
December 31, 2014
U.S. government and agency securities	$	134,434	$	—	$	134,434	$	—
Foreign governments	3,354		—		3,354		—
States, municipalities and political subdivisions	91,911		—		91,911		—
Public utilities	9,222		—		9,222		—
Corporate securities	112,616		—		112,616		—
Redeemable preferred stocks	1,093		1,093		—		—
Total fixed maturities	352,630		1,093		351,537		—
Public utilities	1,433		1,433		—		—
Other common stocks	23,048		23,048		—		—
Nonredeemable preferred stocks	1,506		1,506		—		—
Total equity securities	25,987		25,987		—		—
Other investments	3,010		300		739		1,971
Total investments	$	381,627	$	27,380	$	352,276	$	1,971

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

The table below presents the rollforward of our Level 3 investments held at fair value during the year ended December 31, 2015:

	Other Investments
December 31, 2014	$	1,971
Transfers in	—
Partnership income	101
Return of capital	(186		)
Unrealized gains in accumulated other comprehensive income	(31		)
December 31, 2015	$	1,855

Other Investments Not Readily Marketable [Table Text Block]

The information presented in the table below is as of December 31, 2015.

	Initial Investment		Book Value		Unrealized Gain		Fair Value
DCR Mortgage Partners VI, L.P.	$	627	$	660	$	208	$	868
RCH Mortgage Fund VI Investors, LP	1,000		965		22		987
Total Level 3 limited partnership investments	1,627		1,625		230		1,855
Kayne Senior Credit Fund II, L.P.	1,005		1,005		—		1,005
DCR Mortgage Partners VII, L.P.	2,000		2,000		—		2,000
Blackstone Alternative Solutions 2015 Trust	50		50		—		50
Total Level 2 limited partnership investments	3,055		3,055		—		3,055
Total limited partnership investments	$	4,682	$	4,680	$	230	$	4,910
Other short-term investments	300		300		—		300
Total other investments	$	4,982	$	4,980	$	230	$	5,210

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

	Fair Value			Valuation		Rate
	Impact			Technique	Unobservable Input	Adjustment
December 31, 2015
DCR VI	$	(88	)	Discounted cash flow	Discount rate based on D&B paydex scale	2.35%
RCH	$	(341	)	Discounted cash flow	Discount rate based on D&B paydex scale	7.35%
December 31, 2014
DCR VI	$	(89	)	Discounted cash flow	Discount rate based on D&B paydex scale	2.35%
RCH	$	(292	)	Discounted cash flow	Discount rate based on D&B paydex scale	6.10%