Investments (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Fixed income securities:
Amortized Cost	$ 16,111		$ 10,515
Gross Unrealized Gains	42		16
Gross Unrealized Losses	(53)		(17)
Estimated Fair Value	16,100		10,514
US Government, Government Agencies and Authorities [Member]
Fixed income securities:
Amortized Cost	644		141
Gross Unrealized Gains	7
Gross Unrealized Losses	(1)
Estimated Fair Value	650		141
States Municipalities and Political Subdivisions Debt Securities [Member]
Fixed income securities:
Amortized Cost	1,116		295
Gross Unrealized Gains	1
Gross Unrealized Losses	(7)
Estimated Fair Value	1,110		295
Asset-backed Securities and Collateralized Mortgage Backed Securities [Member]
Fixed income securities:
Amortized Cost	5,518		4,179
Gross Unrealized Gains	11		6
Gross Unrealized Losses	(21)		(7)
Estimated Fair Value	5,508		4,178
Corporate [Member]
Fixed income securities:
Amortized Cost	8,833		5,900
Gross Unrealized Gains	23		10
Gross Unrealized Losses	(24)		(10)
Estimated Fair Value	$ 8,832		$ 5,900