Shareholders' Equity (Details) - USD ($)	1 Months Ended	12 Months Ended
	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018
Stock Repurchase Program [Abstract]
Stock repurchase program, additional amount authorized	$ 2,500,000
Stock repurchase program authorized amount	$ 18,500,000
Stock repurchased during period (in shares)		29,252
Amount paid to repurchase shares during the year		$ 909,368	$ 1,329,148
Amount of common stock repurchased		$ 14,773,097
Number of common stock acquired (in shares)		1,169,358
Earnings Per Share [Abstract]
Basic weighted average shares outstanding (in shares)		3,285,813	3,307,448
Weighted average dilutive options outstanding (in shares)		0	0
Diluted weighted average shares outstanding (in shares)		3,285,813	3,307,448
Statutory Restrictions [Abstract]
Minimum statutory surplus required to maintain		$ 2,500,000
Period from declaration of ordinary dividend requires notification to insurance commissioner		5 days
Minimum period prior to payment of dividend requires notification to insurance commissioner		10 days
Percentage of statutory capital and surplus		10.00%
Ordinary dividends paid		$ 6,000,000	$ 5,000,000
Period for which no extraordinary dividends paid		2 years
Outside Directors [Member]
Share-based Compensation [Abstract]
Annual retainer fee paid to Director		$ 5,000
Per meeting fee paid to Director		$ 2,500
Number of shares issued (in shares)		3,024	2,994
Stock issued during period (in dollars per share)		$ 35.50	$ 32.50
Cost of shares issued		$ 107,352	$ 97,305
Management and Employees [Member]
Share-based Compensation [Abstract]
Number of shares issued (in shares)		8,188	10,421
Cost of shares issued		$ 246,535	$ 263,507