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SHAREHOLDERS EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Assumptions Used to Estimate Fair Value | The fair value of the Company's stock options granted to employees for the years ended December 31, 2018, 2017 and 2016 was estimated using the following weighted average assumptions:
|  | Year ended December 31,
|  | 2018 |  | 2017 |  | 2016
Risk free interest |  | 2.48%-2.82% |  | 1.66%-2.00% |  | 1.08%-1.62%
Dividend yields |  | 0% |  | 0% |  | 0%
Volatility |  | 33% |  | 33% |  | 33%-35%
Expected term (in years) |  | 4.3-4.39 |  | 4.52 |  | 4.8
Employee [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Stock Option Activity | A summary of employee option balances under the 2008 Plan as of December 31, 2018 and changes during the year then ended are as follows:
|  | Number of options |  |  | Weighted-average exercise price |  |  | Weighted- average remaining contractual term (in years) |  |  | Aggregate intrinsic value (in thousands) |
Outstanding at January 1, 2018 |  |  | 2,808,000 |  |  | $ | 5.2 |  |  |  |  |  |  |
Granted |  |  | 740,000 |  |  | $ | 8.2 |  |  |  |  |  |  |
Exercised |  |  | (438,840 | ) |  | $ | 4.9 |  |  |  |  |  |  |
Forfeited |  |  | (225,750 | ) |  | $ | 5.3 |  |  |  |  |  |  |
Outstanding at December 31, 2018 |  |  | 2,883,410 |  |  | $ | 6.0 |  |  |  | 3.7 |  |  | $ | 9,087 |
Exercisable at December 31, 2018 |  |  | 1,209,910 |  |  | $ | 5.2 |  |  |  | 2.6 |  |  | $ | 4,804
Schedule of Stock Option Activity by Exercise Price | The outstanding and exercisable options granted to employees under the 2008 Plan as of December 31, 2018, have been separated into ranges of exercise price as follows:
|  | Options |  |  | Weighted |  |  |  |  |  | Options |  |  | Weighted |
|  | outstanding |  |  | average |  |  | Weighted |  |  | exercisable |  |  | average exercise |
Ranges of |  | as of |  |  | remaining |  |  | average |  |  | as of |  |  | price of |
exercise |  | December 31, |  |  | contractual |  |  | exercise |  |  | December 31, |  |  | exercisable |
price |  | 2018 |  |  | life (years) |  |  | price |  |  | 2018 |  |  | options |
$3.77-5.63 |  |  | 1,773,410 |  |  |  | 3.1 |  |  | $ | 5.0 |  |  |  | 1,060,660 |  |  |  | 5.0 |
$5.86-8.14 |  |  | 925,000 |  |  |  | 4.4 |  |  | $ | 7.3 |  |  |  | 149,250 |  |  |  | 6.7 |
$9.34 |  |  | 185,000 |  |  |  | 5.6 |  |  | $ | 9.3 |  |  |  | - |  |  |  |  |
|  |  | 2,883,410 |  |  |  | 3.7 |  |  | $ | 6.0 |  |  |  | 1,209,910 |  |  |  | 5.2

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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