Investments - Fixed Maturities by Categories (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Gross unrealized appreciation of fixed maturities	$ 183,791	$ 1,453,947
Gross unrealized (depreciation) of fixed maturities	0	0
Certificates of deposit
Amortized cost	10,090,000	16,470,000
Gross unrealized appreciation of fixed maturities	0	0
Gross unrealized (depreciation) of fixed maturities	0	0
Estimated fair value	10,090,000	16,470,000
U.S. treasury securities
Amortized cost	23,354,211	73,432,677
Gross unrealized appreciation of fixed maturities	183,791	1,453,947
Gross unrealized (depreciation) of fixed maturities	0	0
Estimated fair value	23,538,002	74,886,624
Total fixed maturities
Amortized cost	33,444,211	89,902,677
Gross unrealized appreciation of fixed maturities	183,791	1,453,947
Gross unrealized (depreciation) of fixed maturities	0	0
Estimated fair value	$ 33,628,002	$ 91,356,624