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SHARE-BASED COMPENSATION (Restricted Stock Awards and Units) (Details) - Restricted Stock Awards and Units - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Activity of nonvested shares      
Nonvested at the beginning of the period (in shares) 532,374 366,467 362,725
Changes during the period:      
Granted (in shares) 221,774 322,180 181,431
Forfeited (in shares) (75,850) (28,058) (17,689)
Vested (in shares) (192,959) (128,215) (160,000)
Nonvested at the end of the period (in shares) 485,339 532,374 366,467
Weighted Average Grant Date Fair Value      
Nonvested at the beginning of the period (in dollars per share) $ 22.49 $ 28.89 $ 26.98
Changes during the period:      
Granted (in dollars per share) 21.93 18.11 28.89
Forfeited (in dollars per share) 21.95 23.79 29.10
Vested (in dollars per share) 23.42 29.48 24.55
Nonvested at the end of the period (in dollars per share) $ 21.95 $ 22.49 $ 28.89
Additional disclosures      
Weighted-average period for recognition of compensation cost not yet recognized 1 year 6 months    
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount $ 5,100    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 5,077 $ 3,780 $ 3,927
Minimum      
Additional disclosures      
Vesting period 3 years    
Maximum      
Additional disclosures      
Vesting period 5 years