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STOCK-BASED COMPENSATION (Details) - Stock Option Plans [Member]
6 Months Ended
Jun. 30, 2019
$ / shares
shares
Options, Outstanding  
Outstanding at beginning 41,772
Exercised 35,000
Forfeited/Expired 6,772
Options, Outstanding, Weighted Average Exercise Price  
Outstanding at beginning | $ / shares $ 7.58
Exercised | $ / shares $ 6.60