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SHAREHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2015
Stockholders' Equity Note [Abstract] |
Schedule of stock options | A summary of the combined activity in the 2001 ISOP, the 2012 Equity Plan, and the 2008 Director SOP for the years ended December 31, 2015, 2014 and 2013 is as follows:
|  | 2015 |  |  | 2014 |  |  | 2013 |
|  | Shares |  |  | Price (1) |  |  | Shares |  |  | Price (1) |  |  | Shares |  |  | Price (1) |
Outstanding, beginning of year |  |  | 2,276,079 |  |  | $ | 3.78 |  |  |  | 2,646,949 |  |  | $ | 3.56 |  |  |  | 2,409,282 |  |  | $ | 3.75 |
Granted |  |  | 340,711 |  |  |  | 1.50 |  |  |  | 60,000 |  |  |  | 3.77 |  |  |  | 306,000 |  |  |  | 2.08 |
Forfeited |  |  | - |  |  |  | - |  |  |  | (3,333 | ) |  |  | 2.08 |  |  |  | - |  |  |  | - |
Expired |  |  | (273,768 | ) |  |  | 3.86 |  |  |  |  |  |  |  | - |  |  |  | (68,333 | ) |  |  | 3.46 |
Exercised |  |  | - |  |  |  | - |  |  |  | (427,537 | ) |  |  | 2.46 |  |  |  | - |  |  |  | - |
Outstanding, end of year |  |  | 2,343,022 |  |  | $ | 3.44 |  |  |  | 2,276,079 |  |  | $ | 3.78 |  |  |  | 2,646,949 |  |  | $ | 3.56 |
Exercisable, end of year |  |  | 2,194,022 |  |  | $ | 3.53 |  |  |  | 2,031,413 |  |  | $ | 3.92 |  |  |  | 2,194,287 |  |  | $ | 3.84 |
| (1) | Represents the weighted average price.
Schedule of stock options outstanding and for stock options exercisable | The following table summarizes information for stock options outstanding and for stock options exercisable at December 31, 2015:
Options Outstanding |  |  | Options Exercisable |
Number |  |  | Exercise Price |  |  | Remaining |  |  | Number |  |  | Weighted |
of |  |  | Range |  |  | Weighted |  |  | Contractual |  |  | of |  |  | Average |
Shares |  |  | Low |  |  | High |  |  | Average |  |  | Term (years) |  |  | Shares |  |  | Exercise Price |
| 340,711 |  |  | $ | 1.50 |  |  | $ | 1.50 |  |  | $ | 1.50 |  |  |  | 9.0 |  |  |  | 240,711 |  |  | $ | 1.50 |
| 297,000 |  |  |  | 2.08 |  |  |  | 2.08 |  |  |  | 2.08 |  |  |  | 7.5 |  |  |  | 288,000 |  |  |  | 2.08 |
| 590,311 |  |  |  | 2.32 |  |  |  | 2.52 |  |  |  | 2.50 |  |  |  | 3.8 |  |  |  | 590,311 |  |  |  | 2.50 |
| 1,115,000 |  |  |  | 3.77 |  |  |  | 4.97 |  |  |  | 4.89 |  |  |  | 2.1 |  |  |  | 1,075,000 |  |  |  | 4.93 |
| 2,343,022 |  |  | $ | 1.50 |  |  | $ | 4.97 |  |  | $ | 3.44 |  |  |  | 4.2 |  |  |  | 2,194,022 |  |  | $ | 3.53 |
Schedule of number of options available for grant as well as the intrinsic value of the options outstanding and exercisable | The following table sets forth the number of options available for grant as well as the intrinsic value of the options outstanding and exercisable as of December 31, 2015, 2014 and 2013:
|  | 2015 |  |  | 2014 |  |  | 2013 |
Shares available for future grants |  |  | 2,108,578 |  |  |  | 790,000 |  |  |  | 790,000 |
Aggregate intrinsic value for options: |  |  |  |  |  |  |  |  |  |  |  |
Outstanding |  | $ | - |  |  | $ | - |  |  | $ | 1,661 |
Exercisable |  | $ | - |  |  | $ | - |  |  | $ | 1,073 |
Schedule of assumprtions fair value of options | In estimating the fair value of options, the Company used the Black-Scholes option-pricing model with the following weighted average assumptions:
|  | 2015 |  |  | 2014 |  |  | 2013 |
Expected lives (in years) |  |  | 6.0 |  |  |  | 6.0 |  |  |  | 6.0 |
Risk-free interest rate |  |  | 1.77 | % |  |  | 2.06 | % |  |  | 1.66 | %
Expected volatility |  |  | 63.36 | % |  |  | 65.45 | % |  |  | 62.59 | %
Expected dividend yield |  |  | 0.00 | % |  |  | 0.00 | % |  |  | 0.00 | %

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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