COMMON STOCK AND EARNINGS PER SHARE - Summary of Common Stock and Earnings Per Share (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Available to Common Shareholders:
Net Income (Loss)	$ (1,521,504)	$ 1,486,020	$ (1,172,839)	$ 18,550,919
Weighted Average Shares Outstanding	4,654,329	4,868,133	4,673,049	5,053,407
Common Shares Applicable to Stock
Options Using the Treasury Stock Method				811
Total Shares Applicable to Diluted Earnings Per Share	4,654,329	4,868,133	4,673,049	5,054,218
Per Share Information:
Net Income (Loss) from Continuing Operations	$ (0.33)	$ 0.35	$ (0.25)	$ 3.11
Net Income (Loss) from Discontinued Operations (Net of Tax) (in dollars per share)		(0.04)		0.56
Basic and Diluted Net Income (Loss) per Share	$ (0.33)	$ 0.31	$ (0.25)	$ 3.67