STOCK-BASED COMPENSATION PLAN - Schedule of Stock Based Compensation Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total Cost	$ 5,966	$ 5,797	$ 5,209
Capitalized	(440)	(46)	(275)
Net Expense	5,526	5,751	4,934
Officers & Key Employees
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total Cost	5,069	4,590	4,371
Directors
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total Cost	$ 897	$ 1,207	$ 838