COMMON STOCK AND EARNINGS (LOSS) PER SHARE - Summary of Common Stock and Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
COMMON STOCK AND EARNINGS (LOSS) PER SHARE
Net Income (Loss) Attributable to Common Stockholders - Basic	$ 22,818	$ (1,522)	$ 26,879	$ (1,173)
Net Income (Loss) Attributable to Common Stockholders - Diluted	$ 22,818	$ (1,522)	$ 26,879	$ (1,173)
Weighted Average Shares Outstanding (in shares)	5,901,095	4,654,329	5,892,900	4,673,049
Total Shares Applicable to Diluted Earnings Per Share (in shares)	5,901,095	4,654,329	5,892,900	4,673,049
Per Share Information:
Basic Net Income (Loss) Attributable to Common Stockholders (in dollars per share)	$ 3.87	$ (0.33)	$ 4.56	$ (0.25)
Diluted Net Income (Loss) Attributable to Common Stockholders (in dollars per share)	$ 3.87	$ (0.33)	$ 4.56	$ (0.25)