Consolidated Balance Sheets (Parenthetical) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Fixed maturities
Held to maturity, fair value	$ 697,400,964	$ 632,640,821
Available for sale, amortized cost	$ 523,293,046	$ 534,958,100
Stockholders' Equity
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	2,000,000	2,000,000
Preferred stock, shares issued (in shares)	0	0
Class A Common Stock [Member]
Stockholders' Equity
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	50,000,000	50,000,000
Common stock, shares issued (in shares)	28,756,203	27,651,774
Common stock, shares outstanding (in shares)	25,753,615	24,649,186
Class B Common Stock [Member]
Stockholders' Equity
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	10,000,000	10,000,000
Common stock, shares issued (in shares)	5,649,240	5,649,240
Common stock, shares outstanding (in shares)	5,576,775	5,576,775