EARNINGS PER SHARE - Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income for basic and diluted earnings per common share	$ 16,626	$ 11,507	$ 44,264	$ 33,711
Shares:
Weighted-average common shares outstanding - basic (in shares)	37,390,632	38,647,931	37,999,709	38,441,767
Weighted-average common shares outstanding - diluted (in shares)	38,425,868	39,336,051	38,907,283	39,071,622
Earnings per common share – basic (in dollars per share)	$ 0.44	$ 0.30	$ 1.16	$ 0.88
Earnings per common share – diluted (in dollars per share)	$ 0.43	$ 0.29	$ 1.14	$ 0.86
RSUs
Shares:
Effect of dilutive securities (in shares)	136,602	66,964	103,526	44,843
Stock options
Shares:
Effect of dilutive securities (in shares)	559,556	539,111	607,535	548,371
RSAs
Shares:
Effect of dilutive securities (in shares)	270,203	25,199	149,888	11,336
PSUs
Shares:
Effect of dilutive securities (in shares)	68,875	56,846	46,625	25,305