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STOCK AWARD PLANS - Employee Stock Purchase Plan Activity (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares purchased by employees (shares) 57,425      
Aggregate cost to employees $ 4,605      
Expense recognized by the company 6,035 $ 27,929 $ 21,642 $ 52,535
Company expense on ESPP discount        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expense recognized by the company $ 813 $ 779 $ 2,190 $ 2,103