NET INCOME PER COMMON SHARE - Reconciliation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net Income Available to Common Stockholders
Net income available to common stockholders	$ 60,393	$ 38,522	$ 124,003	$ 87,108
Diluted net income per common share	$ 60,393	$ 38,522	$ 124,003	$ 87,108
Weighted-Average Common Shares
Net income available to common stockholders (in shares)	59,263,813	59,030,618	59,240,137	56,237,209
Effect of potentially dilutive stock options and restricted stock awards (in shares)	184,566	277,281	205,920	278,889
Diluted net income per common share (in shares)	59,448,379	59,307,899	59,446,057	56,516,098
Per Share Amount
Net income available to common stockholders (in dollars per share)	$ 1.02	$ 0.64	$ 2.09	$ 1.55
Diluted net income per common share (in dollars per share)	$ 1.02	$ 0.63	$ 2.09	$ 1.54