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INCENTIVE STOCK PLANS - Schedule of Performance Share Activity (Details) - Performance Shares - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Number of Units      
Beginning Balance (in shares) 398,607    
Granted (in shares) 109,259    
Units Distributed (in shares) (102,505)    
Ending Balance (in shares) 405,361 398,607  
Weighted Average Grant Date Fair Value      
Beginning Balance (in dollars per share) $ 34.17    
Weighted average price of restricted shares granted (in dollars per share) 36.10 $ 29.59 $ 35.99
Units Distributed (in dollars per share) 40.27    
Ending Balance (in dollars per share) $ 33.16 $ 34.17