Fair Value of Financial Instruments Level 4 Fair Value Assets and Liabilities Measured with Level 1,2,& 3 (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012 Securities	Dec. 31, 2011 Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of Level 3 Securities	7	12
Percent of Total Investments	1.00%	1.30%
Fixed Maturity Securities	$ 110,833	$ 93,509
Equity Securities	6,085	1,219
Short-term investments	970	1,070
Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fixed Maturity Securities	110,833	93,509
Equity Securities	6,085	1,219
Short-term investments	970	1,070
Total Assets	117,888	95,798
Interest Rate Swap	4,599	3,601
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fixed Maturity Securities	0	0
Equity Securities	4,960	91
Short-term investments	970	1,070
Total Assets	5,930	1,161
Interest Rate Swap	0	0
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fixed Maturity Securities	110,781	93,433
Equity Securities	46	0
Short-term investments	0	0
Total Assets	110,827	93,433
Interest Rate Swap	4,599	3,601
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fixed Maturity Securities	52	76
Equity Securities	1,079	1,128
Short-term investments	0	0
Total Assets	1,131	1,204
Interest Rate Swap	$ 0	$ 0