Share Capital (Tables)
|
12 Months Ended |
Dec. 31, 2021 |
|---|
| Share Capital (Tables) [Line Items] |
|
| Schedule of fair value of options granted to employees on the date of grant was computed using the Black-Scholes model |
| |
|
Year
ended December 31, |
|
| |
|
2021 |
|
|
2020 |
|
|
2019 |
|
| Value of one ordinary share |
|
$ |
11.9-20.37 |
|
|
$ |
7.86-10.5 |
|
|
$ |
5.7-5.93 |
|
| Dividend yield |
|
|
0 |
% |
|
|
0 |
% |
|
|
0 |
% |
| Expected volatility |
|
|
65.36-66.49 |
% |
|
|
66.12-66.41 |
% |
|
|
61.31-62.56 |
% |
| Risk-free interest rate |
|
|
0.64-1.37 |
% |
|
|
0.45-0.52 |
% |
|
|
2 |
% |
| Expected term |
|
|
6.11 years |
|
|
|
6.11 years |
|
|
|
4-5.5 years |
|
|
| Schedule of outstanding and exercisable options |
| December 31, 2021 |
|
| Options outstanding |
|
|
Options exercisable |
|
| Exercise prices * |
|
|
Number of
options
outstanding
at end of year |
|
|
Weighted
average
remaining
contractual Life |
|
|
Number of
options
exercisable
at end of year |
|
|
Weighted
average
remaining
contractual life |
|
| $ |
28.94 |
|
|
|
6,666 |
|
|
|
3.38 |
|
|
|
1,329 |
|
|
|
3.38 |
|
| |
7.07 |
|
|
|
5,000 |
|
|
|
3.33 |
|
|
|
4,375 |
|
|
|
3.33 |
|
| |
20.7 |
|
|
|
20,000 |
|
|
|
9.88 |
|
|
|
- |
|
|
|
- |
|
| |
15.2 |
|
|
|
23,000 |
|
|
|
9.41 |
|
|
|
- |
|
|
|
- |
|
| |
13.08 |
|
|
|
40,500 |
|
|
|
9.04 |
|
|
|
- |
|
|
|
- |
|
| |
12.78 |
|
|
|
30,000 |
|
|
|
9.24 |
|
|
|
- |
|
|
|
- |
|
| |
11.06 |
|
|
|
162,713 |
|
|
|
8.11 |
|
|
|
71,186 |
|
|
|
8.11 |
|
| |
10.08 |
|
|
|
290,186 |
|
|
|
8.19 |
|
|
|
114,072 |
|
|
|
7.86 |
|
| |
9.12 |
|
|
|
32,000 |
|
|
|
8.66 |
|
|
|
10,000 |
|
|
|
8.66 |
|
| |
5.07 |
|
|
|
205,125 |
|
|
|
3.86 |
|
|
|
137,151 |
|
|
|
3.74 |
|
| $ |
4.02 |
|
|
|
420,920 |
|
|
|
3.12 |
|
|
|
406,857 |
|
|
|
3.08 |
|
| |
|
|
|
|
1,236,110 |
|
|
|
|
|
|
|
744,970 |
|
|
|
|
|
|
| Schedule of share-based compensation |
| |
|
Year ended December 31 |
|
| |
|
2021 |
|
|
2020 |
|
|
2019 |
|
| Cost of revenues |
|
$ |
78 |
|
|
$ |
66 |
|
|
$ |
- |
|
| Research and development expenses |
|
|
525 |
|
|
|
464 |
|
|
|
549 |
|
| General, administrative and marketing expenses |
|
|
1,017 |
|
|
|
1,075 |
|
|
|
576 |
|
| |
|
$ |
1,620 |
|
|
$ |
1,605 |
|
|
$ |
1,125 |
|
|
| Option Granted to Employees [Member] |
|
| Share Capital (Tables) [Line Items] |
|
| Schedule of shares issued granted options |
| |
|
Year ended December 31, 2021 |
|
| |
|
Award
amount |
|
|
Exercise
price range |
|
|
Vesting
period |
|
|
Expiration |
|
| Employees |
|
|
96,500 |
|
|
$ |
12.78-20.7 |
|
|
|
4 years |
|
|
|
10 years |
|
| Directors |
|
|
23,000 |
|
|
$ |
15.2 |
|
|
|
4 years |
|
|
|
10 years |
|
| |
|
Year ended December 31, 2020 |
|
| |
|
Award
amount |
|
|
Exercise
price range |
|
|
Vesting
period |
|
|
Expiration |
|
| Employees |
|
|
317,909 |
|
|
$ |
10.08 |
|
|
|
4 years |
|
|
|
10 years |
|
| Directors |
|
|
194,713 |
|
|
$ |
9.12-11.06 |
|
|
|
4 years |
|
|
|
10 years |
|
| |
|
Year ended December 31, 2019 |
|
| |
|
Award
amount |
|
|
Exercise
price Range |
|
|
Vesting
period |
|
|
Expiration |
|
| Employees |
|
|
230,000 |
|
|
$ |
5.07 |
|
|
|
4 years |
|
|
|
7 years |
|
| Directors |
|
|
301,390 |
|
|
$ |
4.02-5.07 |
|
|
|
4 years |
|
|
|
7 years |
|
|
| Schedule of changes in number of options granted |
| |
|
2021 |
|
2020 |
|
2019 |
|
| |
|
Number of
options |
|
Weighted
average
exercise
price |
|
Number of
options |
|
Weighted
average
exercise
price |
|
Number of
options |
|
Weighted
average
exercise
price* |
|
| Options outstanding at the beginning of the year |
|
|
1,198,777 |
|
$ |
6.88 |
|
|
721,361 |
|
$ |
4.38 |
|
|
512,615 |
|
$ |
15.09 |
|
| Granted |
|
|
119,500 |
|
|
14.69 |
|
|
512,622 |
|
|
10.33 |
|
|
531,390 |
|
|
5.09 |
|
| Exercised |
|
|
(66,037 |
) |
|
4.54 |
|
|
(20,245 |
) |
|
4.13 |
|
|
(6,076 |
|
|
1.30 |
|
| Expired |
|
|
- |
|
|
- |
|
|
- |
|
|
- |
|
|
(11,891 |
) |
|
23.83 |
|
| Forfeited |
|
|
(31,546 |
) |
|
9.47 |
|
|
(14,961 |
) |
|
7.93 |
|
|
(304,677 |
) |
|
5.84 |
|
| Options outstanding at the end of the year |
|
|
1,220,694 |
|
|
7.71 |
|
|
1,198,777 |
|
$ |
6.88 |
|
|
721,361 |
|
$ |
4.38 |
* |
| Options exercisable at the end of the year |
|
|
737,079 |
|
$ |
5.9 |
|
|
477,611 |
|
$ |
4.25 |
|
|
310,093 |
|
$ |
4.02 |
* |
|
| Option Granted to Non-Employees [Member] |
|
| Share Capital (Tables) [Line Items] |
|
| Schedule of fair value of options granted to employees on the date of grant was computed using the Black-Scholes model |
| |
|
2019 |
|
| Value of one ordinary share |
|
$ |
5.93 |
|
| Dividend yield |
|
|
0 |
% |
| Expected volatility |
|
|
62 |
% |
| Risk-free interest rate |
|
|
2 |
% |
| Expected term |
|
|
4 years |
|
|
| Schedule of changes in number of options granted |
| |
|
2021 |
|
2020 |
|
2019 |
|
| |
|
Number of
options |
|
Weighted
average
exercise
price |
|
Number of
options |
|
Weighted
average
exercise
price |
|
Number of
options |
|
Weighted
average
exercise
price |
|
| Options outstanding at the beginning of the year |
|
|
18,082 |
|
$ |
17.97 |
|
|
23,664 |
|
$ |
27.44 |
|
|
18,664 |
|
$ |
33.44 |
|
| Granted |
|
|
- |
|
|
- |
|
|
- |
|
|
- |
|
|
5,000 |
|
|
5.07 |
|
| Exercised |
|
|
- |
|
|
- |
|
|
(1,250 |
) |
|
5.07 |
|
|
- |
|
|
- |
|
| Expired |
|
|
(2,666 |
) |
|
64.61 |
|
|
(4,332 |
) |
|
61.85 |
|
|
- |
|
|
- |
|
| Options outstanding at the end of the year |
|
|
15,416 |
|
$ |
16.04 |
|
|
18,082 |
|
$ |
17.97 |
|
|
23,664 |
|
$ |
27.44 |
|
| Options exercisable at the end of the year |
|
|
7,891 |
|
$ |
10.2 |
|
|
8,057 |
|
$ |
18.42 |
|
|
10,202 |
|
$ |
46.03 |
|
|