EARNINGS PER SHARE - Earnings Per Share Computations (Details) - $ / shares	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
EARNINGS PER SHARE
Weighted average shares outstanding for basic earnings per common share	25,622,988	25,491,750
Dilutive effect of stock based awards and warrants	112,838	173,760
Weighted average shares outstanding for diluted earnings per common share	25,735,826	25,665,510
Basic earnings per common share	$ 0.68	$ 0.85
Diluted earnings per common share	$ 0.67	$ 0.84