EARNINGS PER SHARE - Weighted Average Number of Shares (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Abstract]
Basic weighted average shares of common stock (in shares)	24,943,383	24,938,883	24,940,630	24,927,122
Weighted average of non-vested restricted stock (in shares)	4,500	4,500	4,500	4,402
Diluted weighted average shares of common stock outstanding (in shares)	24,947,883	24,943,383	24,945,130	24,931,524