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Concentrations of Credit Risk (Details)
9 Months Ended 12 Months Ended
Sep. 30, 2020
USD ($)
State
Sep. 30, 2019
Dec. 31, 2019
USD ($)
Concentrations [Abstract]      
Number of states by which entity primarily serves | State 4    
Maximum retention limits per life $ 125,000    
Allocation of Oil and Gas Investments [Abstract]      
Investment 349,540,202   $ 352,511,442 [1]
Oil and Gas Industry [Member]      
Allocation of Oil and Gas Investments [Abstract]      
Investment 58,505,695   86,819,475
Oil and Gas Industry [Member] | Land, Mineral, and Royalty Interests [Member]      
Allocation of Oil and Gas Investments [Abstract]      
Investment 57,246,945   80,182,100
Oil and Gas Industry [Member] | Transportation [Member]      
Allocation of Oil and Gas Investments [Abstract]      
Investment 0   3,812,565
Oil and Gas Industry [Member] | Exploration [Member]      
Allocation of Oil and Gas Investments [Abstract]      
Investment $ 1,258,750   $ 2,824,810
Reinsurer Concentration Risk [Member] | Life Insurance Ceded [Member]      
Concentrations [Abstract]      
Percentage of gross insurance in force 20.00%   20.00%
Percentage of premium income 37.00% 37.00%  
Direct Premium Collected [Member] | Geographic Concentration Risk [Member] | Illinois, Ohio, Texas and West Virginia [Member]      
Concentrations [Abstract]      
Concentration risk, percentage 55.00% 56.00%  
Invested Assets [Member] | Customer Concentration Risk [Member] | Oil and Gas Industry [Member]      
Concentrations [Abstract]      
Concentration risk, percentage 17.00%   25.00%
[1] Balance sheet audited at December 31, 2019.