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Interim Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Common Stock Outstanding [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2019 21,839,369          
Balance at Dec. 31, 2019 $ 22 $ 228,005 $ (39,390) $ 94 $ 62,426 $ 251,157
Net loss 0 0 0 0 (1,185) (1,185)
Other comprehensive income (loss) 0 0 0 (443) 0 (443)
Equity-based compensation $ 0 3,107 0 0 0 3,107
Issuance of treasury stock upon exercise of stock-based awards (in shares) 362,683          
Issuance of treasury stock upon exercise of stock-based awards $ 0 [1] (5,529) 8,137 0 (1,192) $ 1,416
Purchase of treasury stock (in shares) (202,392)         (202,392)
Purchase of treasury stock $ 0 0 (4,780) 0 0 $ (4,780)
Balance (in shares) at Mar. 31, 2020 21,999,660          
Balance at Mar. 31, 2020 $ 22 225,583 (36,033) (349) 60,049 249,272
Balance (in shares) at Dec. 31, 2020 22,260,917          
Balance at Dec. 31, 2020 $ 22 233,172 (30,133) 478 57,350 260,889
Net loss 0 0 0 0 (3,630) (3,630)
Other comprehensive income (loss) 0 0 0 (385) 0 (385)
Equity-based compensation $ 0 3,198 0 0 0 3,198
Issuance of treasury stock upon exercise of stock-based awards (in shares) 550,173          
Issuance of treasury stock upon exercise of stock-based awards   (8,699) 12,425 0 (2,150) $ 1,577
Purchase of treasury stock (in shares)           0
Balance (in shares) at Mar. 31, 2021 22,811,090          
Balance at Mar. 31, 2021 $ 23 $ 227,671 $ (17,708) $ 93 $ 51,570 $ 261,649
[1] Amount less than $1