Investments Cost, Gross Unrealized Gains, Losses and Fair Value (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	$ 107,095	$ 92,311
Fair Value	110,641	93,509
Obligations of the U.S. Treasury and U.S. Government agencies [Member}
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	22,424	25,751
Gross Unrealized Gains	761	611
Gross Unrealized Losses	(7)	(2)
Fair Value	23,178	26,360
Municipal Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	16,636	17,609
Gross Unrealized Gains	413	388
Gross Unrealized Losses	(8)	(5)
Fair Value	17,041	17,992
Corporate Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	67,627	47,304
Gross Unrealized Gains	2,461	594
Gross Unrealized Losses	(80)	(426)
Fair Value	70,008	47,472
Mortgage-backed securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	285	1,272
Gross Unrealized Gains	4	26
Gross Unrealized Losses	0	0
Fair Value	289	1,298
Asset-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	123	375
Gross Unrealized Gains	2	12
Gross Unrealized Losses	0	0
Fair Value	125	387
Total Fixed Maturity Securites [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	107,095	92,311
Gross Unrealized Gains	3,641	1,631
Gross Unrealized Losses	(95)	(433)
Fair Value	110,641	93,509
Common Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	39	40
Gross Unrealized Gains	3	0
Gross Unrealized Losses	0	(1)
Fair Value	42	39
Preferred Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	4,975	50
Gross Unrealized Gains	133	2
Gross Unrealized Losses	(1)	0
Fair Value	5,107	52
Common stock, non-publicly traded [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	59	104
Gross Unrealized Gains	4	26
Gross Unrealized Losses	(5)	(16)
Fair Value	58	114
Preferred stock, non-publicly traded [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	1,009	1,009
Gross Unrealized Gains	4	5
Gross Unrealized Losses	0	0
Fair Value	1,013	1,014
Total Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or Amortized Cost	6,082	1,203
Gross Unrealized Gains	144	33
Gross Unrealized Losses	(6)	(17)
Fair Value	$ 6,220	$ 1,219