EARNINGS PER SHARE (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
EARNINGS PER SHARE
Net income available for stockholders	$ 7,063	$ 8,097
Less: Adjustments for earnings attributable to participating securities	(142)	(158)
Net income used in calculating earnings per share	$ 6,921	$ 7,939
Weighted average shares outstanding (including participating securities)	34,100	33,958
Adjustment for participating securities	(693)	(671)
Shares used in calculating basic earnings per share	33,407	33,287
Shares used in calculating diluted earnings per share	33,407	33,287