Segment Information (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues:
Net premiums earned	$ 120,916,960	$ 108,506,809	$ 353,177,873	$ 317,293,489
GAAP adjustments		(417,000)	(5,000)	(3,206,000)
GAAP premiums earned	120,917,000	108,507,000	353,178,000	317,293,000
Net investment income	4,715,295	5,041,568	14,724,305	15,692,704
Realized investment gains	1,312,137	2,458,609	5,150,450	7,147,703
Other	3,488,000	3,157,000	10,027,000	7,668,000
Total revenues	130,431,531	119,164,471	383,078,883	347,802,411
Underwriting income (loss):
SAP underwriting loss	(1,473,000)	(15,405,000)	(11,727,000)	(32,789,000)
GAAP adjustments	1,888,000	1,708,000	6,408,000	2,138,000
GAAP underwriting income (loss)	415,000	(13,697,000)	(5,319,000)	(30,651,000)
Net investment income	4,715,000	5,042,000	14,724,000	15,693,000
Realized investment gains	1,312,137	2,458,609	5,150,450	7,147,703
Other	2,431,000	2,137,000	6,281,000	4,276,000
Income (loss) before income taxes	8,872,682	(4,058,468)	20,835,498	(3,533,932)
Commercial Lines [Member]
Revenues:
Net premiums earned	44,921,000	37,948,000	128,704,000	109,891,000
Underwriting income (loss):
GAAP underwriting income (loss)	2,507,000	(1,617,000)	4,827,000	(1,189,000)
Personal Lines [Member]
Revenues:
Net premiums earned	75,996,000	70,976,000	224,479,000	210,608,000
Underwriting income (loss):
GAAP underwriting income (loss)	$ (3,980,000)	$ (13,788,000)	$ (16,554,000)	$ (31,600,000)