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EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Basic income per share:                    
Net income available to common stockholders $ 2,622 $ 2,591 $ 2,418 $ 1,921 $ 3,308 $ 2,200 $ 1,504 $ 353 $ 9,552 $ 7,365
Basic weighted average shares outstanding                 32,503 32,156
Basic income per share:                 $ 0.29 $ 0.23
Diluted income per share:                    
Net income available to common stockholders $ 2,622 $ 2,591 $ 2,418 $ 1,921 $ 3,308 $ 2,200 $ 1,504 $ 353 $ 9,552 $ 7,365
Weighted average shares outstanding                 32,503 32,156
Effect of dilutive securities - options and restricted stock                 1,540 1,040
Diluted weighted average shares outstanding                 34,043 33,196
Diluted income per share:                 $ 0.28 $ 0.22