Investments - Available-for-sale Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Fixed maturity securities, amortized cost	$ 110,819	$ 107,213
Fixed maturity securities, gross unrealized gain	1,724	693
Fixed maturity securities, gross unrealized loss	(74)	(813)
Fixed maturity securities, Estimated Fair Value	112,469	107,093
Equity securities, amortized cost	3,321	3,341
Equity securities, gross unrealized gain	1,157	1,006
Equity securities, gross unrealized loss	(35)	(107)
Equity securities, Estimated Fair Value	4,443	4,240
Securities, cost or amortized cost	114,140	110,554
Securities, gross unrealized gain	2,881	1,699
Securities, gross unrealized loss	(109)	(920)
Securities, Estimated Fair Value	116,912	111,333
U.S. Government obligations
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Fixed maturity securities, amortized cost	5,737	5,474
Fixed maturity securities, gross unrealized gain	80	47
Fixed maturity securities, gross unrealized loss	0	(13)
Fixed maturity securities, Estimated Fair Value	5,817	5,508
State and local government
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Fixed maturity securities, amortized cost	10,917	14,391
Fixed maturity securities, gross unrealized gain	551	398
Fixed maturity securities, gross unrealized loss	(1)	(6)
Fixed maturity securities, Estimated Fair Value	11,467	14,783
Corporate debt
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Fixed maturity securities, amortized cost	34,574	39,183
Fixed maturity securities, gross unrealized gain	479	84
Fixed maturity securities, gross unrealized loss	(59)	(483)
Fixed maturity securities, Estimated Fair Value	34,994	38,784
Commercial mortgage-backed and other asset-backed
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Fixed maturity securities, amortized cost	59,591	48,165
Fixed maturity securities, gross unrealized gain	614	164
Fixed maturity securities, gross unrealized loss	(14)	(311)
Fixed maturity securities, Estimated Fair Value	60,191	48,018
Common stocks - Public Utilities
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Equity securities, amortized cost	220	122
Equity securities, gross unrealized gain	64	20
Equity securities, gross unrealized loss	(2)	(1)
Equity securities, Estimated Fair Value	282	141
Common stocks - Banks, Trusts and Insurance Companies
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Equity securities, amortized cost	458	503
Equity securities, gross unrealized gain	151	150
Equity securities, gross unrealized loss	(3)	(7)
Equity securities, Estimated Fair Value	606	646
Common stocks - Industrial, miscellaneous and all other
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]
Equity securities, amortized cost	2,643	2,716
Equity securities, gross unrealized gain	942	836
Equity securities, gross unrealized loss	(30)	(99)
Equity securities, Estimated Fair Value	$ 3,555	$ 3,453

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.

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