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EMPLOYEE STOCK COMPENSATION - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended		12 Months Ended			48 Months Ended
	Aug. 21, 2012	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)							0
Proceeds from exercise of stock options				$ 300	$ 0	$ 0
Tax benefit recognized in connection with exercise of SARs				$ 2,500
Stock option awards \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				3 years
Award expiration period				7 years
Stock option awards \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				5 years
Award expiration period				10 years
Restricted stock awards and restricted stock units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				1 year
Restricted stock awards and restricted stock units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				5 years
Stock appreciation rights
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock issued upon exercise of SARs (in shares)			305,772
Tax benefit recognized in connection with exercise of SARs		$ 2,100
Share-based compensation arrangement by share-based payment award, non-option equity instruments, outstanding, number (in shares)				0	1,559,012	1,559,012	1,559,012	1,559,012
Stock appreciation rights \| Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award expiration period	10 years
2018 Omnibus Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares available for awards (shares)				4,417,882
Common stock available for future awards (shares)				3,225,908