Investments - Certificates of Deposit (Narrative)	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Investments - Certificates Of Deposit Narrative
Certificates of deposit brokered	$ 27,698,000	$ 60,780,000
Number of certificates of deposits sold	2	3
Amortized cost of certificates of deposits sold	$ 1,141,338	$ 746,000
Realized gain (loss) on sale of fixed maturities	$ 544	$ (1,278)