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STOCK COMPENSATION (Summary of RSUs Activity) (Details) - RSUs - $ / shares
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Shares    
Outstanding at beginning of period (in shares) 348,275 254,383
Granted (in shares) 208,513 212,344
Vested (in shares) (146,381) (118,686)
Forfeited (in shares) (18,861) (14,648)
Outstanding at end of period (in shares) 391,546 333,393
Weighted-Average Grant Date Fair Value    
Outstanding at beginning of period (in dollars per share) $ 38.22 $ 46.76
Granted (in dollars per share) 51.63 32.00
Vested (in dollars per share) 40.89 44.52
Forfeited (in dollars per share) 42.88 47.00
Outstanding at end of period (in dollars per share) $ 44.08 $ 38.55