CALCULATION OF WEIGHTED AVERAGE SHARES OUTSTANDING FOR EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019
Earnings Per Share [Abstract]
Net income	$ 16,882	$ 33,655	$ 39,577	$ 39,700	$ 33,346
Basic weighted average shares outstanding	35,463,541				35,050,376
Plus unvested restricted stock	176,922				121,680
Diluted weighted shares outstanding	35,640,463				35,172,056
Earnings per common share
Basic	$ 0.48				$ 0.95
Diluted	$ 0.47				$ 0.95