Investments (Tables)

6 Months Ended

Jun. 30, 2018

Marketable Securities [Abstract]

Schedule of amortized cost and estimated fair value of securities

The amortized cost and estimated fair value of investment securities as of June 30, 2018 and December 31, 2017, were as follows:

	June 30, 2018
	Cost or Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Fixed income securities:
U.S. Government and agencies	$	15,383	$	115	$	(211	)	$	15,287
Obligations of states and political subdivisions		57,231		452		(721	)		56,962
Corporate securities		93,444		306		(1,600	)		92,150
Residential mortgage-backed securities		41,651		34		(844	)		40,841
Commercial mortgage-backed securities		14,906		—		(324	)		14,582
Asset-backed securities		21,962		1		(198	)		21,765
Total fixed income securities		244,577		908		(3,898	)		241,587
Equity securities:
Basic materials		1,159		118		(14	)		1,263
Communications		3,097		1,828		(144	)		4,781
Consumer, cyclical		5,234		3,977		(62	)		9,149
Consumer, non-cyclical		6,802		4,978		(425	)		11,355
Energy		2,047		326		(319	)		2,054
Financial		3,038		296		(120	)		3,214
Industrial		5,000		3,528		(118	)		8,410
Technology		4,112		5,593		(126	)		9,579
Total equity securities		30,489		20,644		(1,328	)		49,805
Total investments	$	275,066	$	21,552	$	(5,226	)	$	291,392

	December 31, 2017
	Cost or Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Fixed income securities:
U.S. Government and agencies	$	9,531	$	175	$	(57	)	$	9,649
Obligations of states and political subdivisions		81,741		1,171		(317	)		82,595
Corporate securities		88,474		1,197		(220	)		89,451
Residential mortgage-backed securities		28,557		124		(157	)		28,524
Commercial mortgage-backed securities		11,228		61		(119	)		11,170
Asset-backed securities		15,447		10		(88	)		15,369
Total fixed income securities		234,978		2,738		(958	)		236,758
Equity securities:
Basic materials		768		124		—			892
Communications		3,027		1,449		(154	)		4,322
Consumer, cyclical		5,303		4,156		(120	)		9,339
Consumer, non-cyclical		7,090		3,940		(125	)		10,905
Energy		2,003		272		(44	)		2,231
Financial		2,007		410		—			2,417
Industrial		5,038		4,167		—			9,205
Technology		3,792		4,668		(210	)		8,250
Total equity securities		29,028		19,186		(653	)		47,561
Total investments	$	264,006	$	21,924	$	(1,611	)	$	284,319

Schedule of amortized cost and fair value of fixed income securities by contractual maturity

The amortized cost and estimated fair value of fixed income securities by contractual maturity are shown below. Actual maturities could differ from contractual maturities because issuers of the securities may have the right to call or prepay certain obligations, which may or may not include call or prepayment penalties.

	June 30, 2018
	Amortized Cost		Fair Value
Due to mature:
One year or less	$	7,259	$	7,254
After one year through five years		94,142		93,650
After five years through ten years		58,294		57,333
After ten years		6,363		6,162
Mortgage / asset-backed securities		78,519		77,188
Total fixed income securities	$	244,577	$	241,587

	December 31, 2017
	Amortized Cost		Fair Value
Due to mature:
One year or less	$	12,761	$	12,766
After one year through five years		86,830		87,642
After five years through ten years		69,586		70,680
After ten years		10,569		10,607
Mortgage / asset-backed securities		55,232		55,063
Total fixed income securities	$	234,978	$	236,758

Schedule of unrealized loss of securities

The investment category and duration of the Company’s gross unrealized losses on fixed income securities and equity securities were as follows:

	June 30, 2018
	Less than 12 Months					Greater than 12 months					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Fixed income securities:
U.S. Government and agencies	$	9,919	$	(208	)	$	748	$	(3	)	$	10,667	$	(211	)
Obligations of states and political subdivisions		28,068		(548	)		3,959		(173	)		32,027		(721	)
Corporate securities		67,967		(1,560	)		1,122		(40	)		69,089		(1,600	)
Residential mortgage-backed securities		28,800		(558	)		6,542		(286	)		35,342		(844	)
Commercial mortgage-backed securities		12,976		(233	)		1,606		(91	)		14,582		(324	)
Asset-backed securities		15,453		(185	)		1,224		(13	)		16,677		(198	)
Total fixed income securities		163,183		(3,292	)		15,201		(606	)		178,384		(3,898	)
Equity securities:
Basic materials		415		(14	)		—		—			415		(14	)
Communications		430		(79	)		630		(65	)		1,060		(144	)
Consumer, cyclical		376		(62	)		—		—			376		(62	)
Consumer, non-cyclical		3,036		(425	)		—		—			3,036		(425	)
Energy		132		(319	)		—		—			132		(319	)
Financial		1,626		(120	)		—		—			1,626		(120	)
Industrial		1,555		(118	)		—		—			1,555		(118	)
Technology		432		(75	)		192		(51	)		624		(126	)
Total equity securities		8,002		(1,212	)		822		(116	)		8,824		(1,328	)
Total investments	$	171,185	$	(4,504	)	$	16,023	$	(722	)	$	187,208	$	(5,226	)

	December 31, 2017
	Less than 12 Months					Greater than 12 months					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Fixed income securities:
U.S. Government and agencies	$	6,442	$	(54	)	$	497	$	(3	)	$	6,939	$	(57	)
Obligations of states and political subdivisions		28,219		(251	)		3,593		(66	)		31,812		(317	)
Corporate securities		39,025		(201	)		1,195		(19	)		40,220		(220	)
Residential mortgage-backed securities		7,573		(40	)		7,248		(117	)		14,821		(157	)
Commercial mortgage-backed securities		4,652		(64	)		1,643		(55	)		6,295		(119	)
Asset-backed securities		13,386		(80	)		781		(8	)		14,167		(88	)
Total fixed income securities		99,297		(690	)		14,957		(268	)		114,254		(958	)
Equity securities:
Communications		840		(48	)		107		(106	)		947		(154	)
Consumer, cyclical		898		(116	)		214		(4	)		1,112		(120	)
Consumer, non-cyclical		1,894		(125	)		—		—			1,894		(125	)
Energy		243		(44	)		—		—			243		(44	)
Technology		634		(120	)		152		(90	)		786		(210	)
Total equity securities		4,509		(453	)		473		(200	)		4,982		(653	)
Total investments	$	103,806	$	(1,143	)	$	15,430	$	(468	)	$	119,236	$	(1,611	)

Schedule of net investment income

Net investment income consisted of the following:

	Three Months Ended June 30,				Six Months Ended June 30,
	2018		2017		2018		2017
Fixed income securities	$	1,674	$	1,580	$	3,273	$	2,911
Equity securities		243		93		472		163
Real estate		91		87		182		173
Cash and cash equivalents		43		34		62		44
Total gross investment income		2,051		1,794		3,989		3,291
Investment expenses		528		491		1,097		989
Net investment income	$	1,523	$	1,303	$	2,892	$	2,302

Schedule of net realized gain (loss) on investments

Net realized capital gain on investments consisted of the following:

	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017
Gross realized gains	$	626		$	552		$	1,195		$	1,180
Gross realized losses, excluding other-than-temporary impairment losses		(376	)		(7	)		(476	)		(19	)
Other-than-temporary impairment losses		—			(206	)		—			(206	)
Net realized capital gain on investments	$	250		$	339		$	719		$	955