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Equity (Details Textual) - USD ($) |  |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | ---
Mar. 14, 2017 | Dec. 19, 2012 | Jan. 31, 2012 | Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Equity (Textual) |  |  |  |  |  |  |
Fair value assumptions, expected dividend rate |  |  |  |  |  | 0.00% |
Total option expense |  |  |  |  |  | $ 174,000 |
Common shares for consulting services, value |  |  |  |  |  | 99,056 |
Unrecognized compensation expense |  |  |  | $ 4,900,000 |  | $ 4,900,000 |
Common shares for consulting services, shares |  |  |  |  |  | 67,385 |
Share Price |  |  |  | $ 1.47 |  | $ 1.47 |
Agreement description |  |  |  |  |  | Pursuant to the agreement, all the outstanding vested options (originally expire 90 days from termination date) as well as 68,200 unvested options granted prior to December 31, 2016, shall be exercisable until the end of the term of each option grant agreement. |
Common Stock [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Shares of common stock, Shares |  |  |  | 1,292,355 |  | 2,633,712 |
Proceeds from common stock issued |  |  |  | $ 2,000,000 |  | $ 3,900,000 |
Common shares issued for cashless exercise of warrants |  |  |  |  |  | 4,234 |
Restricted Stock [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Stock based compensation expense |  |  |  | 23,000 | $ 100,000 | $ 100,000 | $ 200,000
Number of shares of restricted stock, vested |  |  |  |  |  | 12,000 |
Number of shares yet to issue of restricted stock, vested |  |  |  |  |  | 222,908 |
Warrants [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Common shares issued for cashless exercise of warrants |  |  |  |  |  | 4,234 |
Stock based compensation expense |  |  |  | 15,000 | 43,000 | $ 34,000 | 100,000
Fair value of stock options |  |  |  |  |  | $ 64,091 |
Warrants exercised by warrant holders |  |  |  |  |  | 9,364 |
Stock Options [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Number of stock option granted |  |  |  |  |  | 2,537,500 |
Stock options, term |  |  |  |  |  | 10 years |
Fair value of stock options |  |  |  |  |  | $ 2,372,750 |
Fair value assumptions, expected life |  |  |  |  |  | 6 years |
Fair value assumptions, expected dividend rate |  |  |  |  |  | 0.00% |
Options to purchase common shares, cancelled |  |  |  |  |  | 1,455,500 |
Total option expense |  |  |  | $ 1,000,000 | $ 900,000 | $ 1,900,000 | $ 1,700,000
Minimum [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Fair value assumptions, expected discount rate |  |  |  |  |  | 0.97% |
Fair value assumptions, expected life |  |  |  |  |  | 3 months |
Fair value assumptions, expected volatility rate |  |  |  |  |  | 45.72% |
Minimum [Member] | Stock Options [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Exercise price |  |  |  | $ 1.03 |  | $ 1.03 |
Stock options, vesting period |  |  |  |  |  | 1 year |
Fair value assumptions, expected discount rate |  |  |  |  |  | 1.87% |
Fair value assumptions, expected volatility rate |  |  |  |  |  | 79.99% |
Maximum [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Fair value assumptions, expected discount rate |  |  |  |  |  | 1.39% |
Fair value assumptions, expected life |  |  |  |  |  | 8 years 10 months 25 days |
Fair value assumptions, expected volatility rate |  |  |  |  |  | 79.81% |
Maximum [Member] | Stock Options [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Exercise price |  |  |  | $ 1.58 |  | $ 1.58 |
Stock options, vesting period |  |  |  |  |  | 4 years |
Fair value assumptions, expected discount rate |  |  |  |  |  | 2.28% |
Fair value assumptions, expected volatility rate |  |  |  |  |  | 81.74% |
Executive Chairman [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Warrant to purchase of common stock | 57,212 | 57,212 |  |  |  |  |
Executive Chairman [Member] | Minimum [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Warrant to purchase of common stock |  |  | 64,746 |  |  |  |
Executive Chairman [Member] | Maximum [Member] |  |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |  |
Warrant to purchase of common stock |  |  | 99,617 |  |  |  |

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