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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
BALANCE at Dec. 31, 2016 $ 89 $ (5,017) $ 295,044 $ (271,875) $ 5 $ 18,246
BALANCE (in Shares) at Dec. 31, 2016 8,517,000          
Share based compensation     593     593
Stock issued upon option exercise $ 0   445     $ 445
Stock issued upon option exercise (in Shares) 80,000         80,000
Stock issued $ 40   50,240     $ 50,280
Stock issued (in Shares) 3,895,000          
Net loss       (5,722)   (5,722)
Other comprehensive income (loss)         (68) (68)
BALANCE at Dec. 31, 2017 $ 129 (5,017) 346,322 (277,597) (63) 63,774
BALANCE (in Shares) at Dec. 31, 2017 12,492,000          
Retrospective adoption of ASC Topic 606       1,502   1,502
Share based compensation     1,687     1,687
Stock issued upon option exercise     156     $ 156
Stock issued upon option exercise (in Shares) 28,000         30,000
Stock issued $ 28   43,762     $ 43,790
Stock issued (in Shares) 2,762,000          
Net loss       (7,548)   (7,548)
Other comprehensive income (loss)         (843) (843)
BALANCE at Dec. 31, 2018 $ 157 $ (5,017) $ 391,927 $ (283,643) $ (906) $ 102,518
BALANCE (in Shares) at Dec. 31, 2018 15,282,000