Income Taxes Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Deferred income tax assets:
Accrued benefits and retirement services	$ 2,448,598	$ 3,625,943
Other-than-temporary impairment of assets	265,178	429,167
Allowance for doubtful accounts	102,015	122,477
Net operating loss carryforward	18,318	56,259
Postretirement benefit obligation	33,000	15,000
Other	878,195	418,335
Total deferred income tax assets	3,745,304	4,667,181
Deferred income tax liabilities:
Net unrealized gain on investments	5,193,029	6,207,324
Recorded reserve for claims, net of statutory premium reserves	4,126,388	4,985,984
Intangible assets	1,337,909	2,525,511
Excess of tax over book depreciation	1,042,205	1,303,710
Other	671,532	762,908
Total deferred income tax liabilities	12,371,063	15,785,437
Net deferred income tax liabilities	$ (8,625,759)	$ (11,118,256)