EARNINGS PER COMMON SHARE - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator for basic and diluted earnings per share -income available to common shareholders:
Net income	$ 70,403	$ 41,301
Denominator for basic earnings per share - weighted average shares	93,732,532	93,383,932
Effect of dilutive securities -
Employee stock awards	1,227,626	879,993
Denominator for diluted earnings per share - adjusted weighted average shares	94,960,158	94,263,925
Basic	$ 0.75	$ 0.44
Diluted	$ 0.74	$ 0.44