STOCKHOLDERS' EQUITY (Details 1) - 2009 and 2012 Plans [Member] - USD ($)	9 Months Ended
Sep. 30, 2016	Sep. 30, 2015
Share-based Compensation Arrangement Options, Number of Shares
Options outstanding, beginning	20,725,325
Options Granted	557,500
Options Exercised	(544,277)
Options Expired/Forfeited	(32,625)
Options outstanding, ending	20,705,923
Vested and exercisable	17,336,805
Unvested	3,369,118
Share-based Compensation Arrangement Options, Weighted Average Exercise Price
Options outstanding, beginning	$ 3.28
Granted	7.37
Exercised	2.27
Expired/Forfeited	6.22
Options outstanding, ending	3.42
Vested and exercisable	2.69
Unvested	$ 7.17
Share-based Compensation Arrangement Options, Weighted Average Remaining Contractual Life
Options outstanding	6 years 6 months	5 years 9 months 18 days
Vested and exercisable	5 years 2 months 12 days
Unvested	8 years 9 months 18 days
Share-based Compensation Arrangement Options, Aggregate Intrinsic Value
Options outstanding, beginning	$ 146,864,184
Options exercised	3,100,742
Options outstanding, ending	77,940,710
Vested and exercisable	75,393,944
Unvested	$ 2,546,766

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Weighted average price at which grantees can acquire unvested shares reserved for issuance.

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Weighted average remaining contractual term for unvested options that are exercisable or convertible, in 'PnYnMnDTnHnMnS' format.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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-Publisher FASB
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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of fully vested and expected to vest options that are exercisable.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of non-vested options outstanding.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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