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SHARE-BASED COMPENSATION PLANS - Non Vested Stock Options (Details) - Non vested stock options - $ / shares
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
SHARE-BASED COMPENSATION PLANS    
Number of Options, Outstanding at beginning of year 511,311 485,371
Number of Options, Granted 143,500 186,900
Number of Options, Vested (189,375) (137,180)
Number of Options, Forfeited (11,800) (23,780)
Number of Options, Outstanding at end of year 453,636 511,311
Weighted Average Exercise Price, Outstanding at beginning of year (in dollars per share) $ 23.63 $ 24.08
Weighted Average Exercise Price, Granted (in dollars per share) 28.83 24.00
Weighted Average Exercise Price, Vested (in dollars per share) 25.08 25.65
Weighted Average Exercise Price, Forfeited (in dollars per share) 23.20 23.97
Weighted Average Exercise Price, Outstanding at end of year (in dollars per share) 24.76 23.63
Weighted Average Fair Value, Outstanding at beginning of year (in dollars per share) 3.64 3.48
Fair market value of options granted (in dollars per share) 6.78 4.16
Weighted Average Fair Value, Vested (in dollars per share) 3.87 3.83
Weighted Average Fair Value, Forfeited (in dollars per share) 3.65 3.48
Weighted Average Fair Value, Outstanding at end of the year (in dollars per share) $ 4.55 $ 3.64