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Shareholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2012
Shareholders' Equity [Abstract] |
Fair Value Assumptions |
Average Risk-free interest rate (a) | 3.73 | %
Expected dividend yield | 0.0 | %
Average expected volatility (b) | 112.42 | %
Termination rate | 11 | %
Suboptimal rate (c) | 3.45 |
(a) Risk-free interest rate represents risk free US$ zero-coupon US Government Bonds at time of grant. (b) Expected average volatility represents a weighted average standard deviation rate for the price of the Company's ordinary shares on the NASDAQ National Market. (c) Suboptimal rate represents the multiple of the increase in the market share price on the day of grant of the option which, should it come to pass, will lead to exercise of the option by the employee. It is the average suboptimal rate of the Company and similar companies.
Average Risk-free interest rate (a) | 3.00 | %
Expected dividend yield | 0.0 | %
Average expected volatility (b) | 82.64 | %
Termination rate | 9 | %
Suboptimal rate (c) | 3.45 |
(a) Risk-free interest rate represents risk free US$ zero-coupon US Government Bonds at time of grant. (b) Expected average volatility represents a weighted average standard deviation rate for the price of the Company's ordinary shares on the NASDAQ National Market. (c) Suboptimal rate represents the multiple of the increase in the market share price on the day of grant of the option which, should it come to pass, will lead to exercise of the option by the employee. It is the average suboptimal rate of the Company and similar companies.
Average Risk-free interest rate (a) | 1.33 | %
Expected dividend yield | 0.0 | %
Average expected volatility (b) | 64.71 | %
Termination rate | 9 | %
Suboptimal rate (c) | 3.2 |
(a) Risk-free interest rate represents risk free US$ zero-coupon US Government Bonds at time of grant. (b) Expected average volatility represents a weighted average standard deviation rate for the price of the Company's ordinary shares on the NASDAQ National Market. (c) Suboptimal rate represents the multiple of the increase in the market share price on the day of grant of the option which, should it come to pass, will lead to exercise of the option by the employee. It is the average suboptimal rate of the Company and similar companies.
Stock Option Summary |
|  |  | Options outstanding |  |  | Options exercisable |
|  |  |  |  |  | Weighted |  |  |  |  |  | Weighted |
|  |  |  |  |  | average remaining |  |  |  |  |  | average remaining |
Exercise price |  |  | Number |  |  | contractual life |  |  | Number |  |  | contractual life |
US$ |  |  | of options |  |  | (in years) |  |  | of options |  |  | (in years) |
3.82 |  |  |  | 40,087 |  |  |  | 3.79 |  |  |  | 40,087 |  |  |  | 3.79 |
18.82 |  |  |  | 135,000 |  |  |  | 5.97 |  |  |  | 67,500 |  |  |  | 5.97 |
15.28 |  |  |  | 238,000 |  |  |  | 7.70 |  |  |  | - |  |  |  | - |
|  |  |  | 413,087 |  |  |  |  |  |  |  | 107,587 |  |  |  |  |
Stock Option Activity |
|  |  |  |  |  |  |  | Weighted |
|  |  |  |  | Weighted |  |  | average |
|  | Number |  |  | average |  |  | grant date |
|  | of options |  |  | exercise price |  |  | fair value |
|  |  |  |  | US$ |  |  | US$ |
Balance at January 1, 2010 |  |  | 240,700 |  |  |  |  |  |  |
Granted |  |  | 137,500 |  |  |  | 18.82 |  |  |  | 8.69 |
Exercised |  |  | (70,375 | ) |  |  | 3.68 |  |  |  | 1.81 |
Forfeited |  |  | (2,000 | ) |  |  | 3.82 |  |  |  | 1.81 |
Balance at December 31, 2010 |  |  | 305,825 |  |  |  |  |  |  |  |  |
Exercised |  |  | (45,400 | ) |  |  | 3.62 |  |  |  | 1.75 |
Forfeited |  |  | (3,000 | ) |  |  | 16.32 |  |  |  | 7.54 |
Balance at December 31, 2011 |  |  | 257,425 |  |  |  |  |  |  |  |  |
Granted |  |  | 240,000 |  |  |  | 15.28 |  |  |  | 6.54 |
Exercised |  |  | (82,338 | ) |  |  | 3.35 |  |  |  | 1.81 |
Forfeited |  |  | (2,000 | ) |  |  | 15.28 |  |  |  | 6.54 |
Balance at December 31, 2012 |  |  | 413,087 |  |  |  |  |  |  |  |  |
Exercisable at December 31, 2012 |  |  | 107,587 |  |  |  |  |  |  |  |  |
Summary Of Allocation Of The Stock-Based Compensation Expenses |
|  | Year ended December 31 |
|  | 2010 |  |  | 2011 |  |  | 2012 |
|  | US$ thousands |  |  | US$ thousands |  |  | US$ thousands |
Cost of sales |  |  | 33 |  |  |  | 24 |  |  |  | 46 |
Research and development costs |  |  | 71 |  |  |  | 96 |  |  |  | 130 |
Selling and marketing expenses |  |  | 65 |  |  |  | 134 |  |  |  | 159 |
General and administrative expenses |  |  | 62 |  |  |  | 183 |  |  |  | 209 |
|  |  | 231 |  |  |  | 437 |  |  |  | 544 |

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