STOCK-BASED COMPENSATION (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands |
1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2018 |
May 31, 2017 |
Feb. 28, 2017 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
Dec. 31, 2017 |
Jun. 08, 2018 |
Jun. 16, 2017 |
|
| Weighted average grant date fair value other than option (in dollars per share) | $ 3.29 | $ 2.81 | $ 2.73 | $ 2.93 | |||||||
| Stock-based compensation expense | $ 567 | $ 808 | $ 1,044 | ||||||||
| Number of shares granted options to purchase | 1,004,634 | ||||||||||
| Exercise price (in dollars price per share) | $ 3.79 | ||||||||||
| Stock Option [Member] | |||||||||||
| Stock-based compensation expense | $ 400 | $ 800 | |||||||||
| Unrecognized compensation cost | $ 2,800 | $ 2,800 | $ 2,800 | ||||||||
| Unrecognized weighted average period | 2 years 1 month 17 days | ||||||||||
| Restricted Stock Units [Member] | |||||||||||
| Stock-based compensation expense | $ 21,000 | $ 72,000 | |||||||||
| 2017 Incentive Stock Option Plan [Member] | |||||||||||
| Number of shares authorized | 1,280,000 | ||||||||||
| Description of terms of exercise price |
However, the exercise price of an incentive stock option may not be less than 110% of fair value of the common stock at the date of the grant for a 10% or more shareholder and 100% of fair value for a grantee who is not a 10% shareholder. |
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| Number of shares reserved for future issuance | 1,150,000 | 1,150,000 | 1,150,000 | 1,320,000 | |||||||
| Maximum number of shares issued pursuant to stock-settled awards | 750,000 | ||||||||||
| Description of stock-settled awards |
The calculation shall be based on one share for every one share that was subject to an option or SAR and 1.23 shares for every one share that was subject to an award other than an option or SAR. |
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| Description of award vesting rights |
Stock options granted pursuant to the Plans typically vest 1/3rd 12 months from the date of grant and 1/36th each month thereafter for 24 months and expire ten years from the date of grant. In addition, the Company also issues performance-based options to executive officers, which options vest when the target parameters are met, subject to a one year minimum service period prior to vesting. |
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| 2014 Employee Stock Purchase Plan [Member] | |||||||||||
| Number of shares authorized | 300,000 | ||||||||||
| Number of shares reserved for future issuance | 300,000 | 300,000 | 300,000 | ||||||||
| 2014 Incentive Stock Option Plan [Member] | Restricted Stock Units [Member] | Non-Employees Directors [Member] | |||||||||||
| Vesting period | 1 year | ||||||||||
| Number of shares granted other than option | 5,625 | ||||||||||
| Weighted average grant date fair value other than option (in dollars per share) | $ 38.10 | ||||||||||
| 2014 Incentive Stock Option Plan [Member] | Restricted Stock Units [Member] | Non-Employees Directors 1 [Member] | |||||||||||
| Number of shares granted other than option | 5,625 | 750 | 4,875 | ||||||||
| Weighted average grant date fair value other than option (in dollars per share) | $ 22.90 | ||||||||||