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EMPLOYEE STOCK COMPENSATION - Share Based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Related tax benefits $ 371 $ 455
Restricted stock awards and units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Total share-based compensation expense $ 1,285 $ 1,544