SHARE-BASED COMPENSATION AND BENEFIT PLANS (Other Share-Based Compensation Activity) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Employee stock purchase plan [Member]
Share-Based Compensation and Benefit Plans
Compensation expense for share-based compensation	$ 782	$ 697	$ 1,432	$ 1,343
Income tax benefit from compensation expense for share-based compensation	201	176	368	338
Restricted stock [Member]
Share-Based Compensation and Benefit Plans
Compensation expense for share-based compensation	396	351	776	702
Income tax benefit from compensation expense for share-based compensation	$ 102	$ 88	$ 200	$ 177