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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Share capital [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
AOCI Attributable to Parent [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2016 $ 101 $ 243,082 $ (89,923) $ (203) $ (44,398) $ 108,659
Purchase of treasury stock (10) 0 (25,553) 0 0 (25,563)
Issuance of shares upon exercise of options and warrants and vesting of restricted stock units 2 2,787 0 0 0 2,789
Share-based compensation related to options and restricted stock units granted to employees and non-employees 0 2,307 0 0 0 2,307
Other comprehensive income (loss) 0 0 0 159 0 159
Net income 0 0 0 0 4,030 4,030
Balance at Dec. 31, 2017 93 248,176 (115,476) (44) (40,368) 92,381
Cumulative effect adjustment resulting from adoption of new accounting pronouncements 0 0 0 0 180 180
Purchase of treasury stock (5) 0 (14,316) 0 0 (14,321)
Issuance of shares upon exercise of options and warrants and vesting of restricted stock units 4 5,517 0 0 0 5,521
Share-based compensation related to options and restricted stock units granted to employees and non-employees 0 3,287 0 0 0 3,287
Cash dividends paid 0 0 0 0 (5,761) (5,761)
Other comprehensive income (loss) 0 0 0 (232) 0 (232)
Net income 0 0 0 0 13,493 13,493
Balance at Dec. 31, 2018 92 256,980 (129,792) (276) (32,456) 94,548
Purchase of treasury stock (1) 0 (8,001) 0 0 (8,002)
Issuance of shares upon exercise of options and warrants and vesting of restricted stock units 3 3,100 0 0 0 3,103
Share-based compensation related to options and restricted stock units granted to employees and non-employees 0 5,292 0 0 0 5,292
Cash dividends paid 0 0 0 0 (6,720) (6,720)
Other comprehensive income (loss) 0 0 0 276 0 276
Net income 0 0 0 0 3,977 3,977
Balance at Dec. 31, 2019 $ 94 $ 265,372 $ (137,793) $ 0 $ (35,199) $ 92,474