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SHAREHOLDERS' EQUITY, Stock Option Awards (Details) - Stock Options [Member]
3 Months Ended
Mar. 31, 2016
$ / shares
shares
Stock Options, Number of Shares [Roll Forward]  
Outstanding, beginning of period (in shares) | shares 174,633
Granted (in shares) | shares 0
Exercised (in shares) | shares (1,100)
Cancelled (in shares) | shares 0
Outstanding, end of period (in shares) | shares 173,533
Stock Options, Weighted Average Option Exercise Price [Roll Forward]  
Outstanding, beginning of period (in dollars per share) | $ / shares $ 3.79
Granted (in dollars per share) | $ / shares 0
Exercised (in dollars per share) | $ / shares 4.20
Cancelled (in dollars per share) | $ / shares 0
Outstanding, end of period (in dollars per share) | $ / shares $ 3.78