Stockholders' Equity and StockBased Compensation (Details Narrative) - USD ($)
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1 Months Ended |
3 Months Ended |
9 Months Ended |
12 Months Ended |
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Feb. 06, 2017 |
Aug. 02, 2016 |
Oct. 08, 2019 |
Apr. 16, 2019 |
Aug. 31, 2018 |
May 31, 2018 |
Apr. 30, 2018 |
Jan. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2018 |
Dec. 31, 2019 |
Dec. 31, 2018 |
May 31, 2017 |
Mar. 25, 2015 |
Reverse stock split |
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1:12
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Number of Awards Stock option outstanding |
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518,551
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467,013
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Number of Awards Vested |
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433,678
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327,928
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Common stock, shares, outstanding |
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3,252,371
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2,738,508
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Class of Warrant or Right, Outstanding |
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70,361
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70,361
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Stock options outstanding |
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518,551
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467,013
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Total stock and stock equivalents outstanding |
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175,164
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3,592,876
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Common stock, conversion basis |
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The Series B Preferred Stock was initially convertible into 2,666,667 shares of common stock (now convertible into 222,222 shares of common stock. when adjusted for the one-for-twelve reverse stock split on October 21, 2019).
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Number of options vested and expected to vest outstanding |
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41,000
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Weighted average recognition period |
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2 years 29 days
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Aggregate intrinsic value |
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$ 59,148
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$ 0
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Series B Preferred Stock conversion description |
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This amount was compared to the $3.6 million of proceeds allocated to the Series B Preferred Stock to indicate that a BCF of approximately $2.6 million existed at the date of issuance, which was immediately accreted as a deemed dividend because the conversion rights were immediately effective.
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Preferred stock convertible amount |
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$ 6,200,000
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Common stock exercise price |
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$ 8.28
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$ 3.82
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Strike price |
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$ 3.82
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Common stock, shares authorized |
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8,333,333
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8,333,333
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Series B Preferred Stock [Member] |
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Preferred stock convertible amount |
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$ 600,000
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Conversion of Stock, Shares Converted |
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61
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757,770
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813,624
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Conversion price |
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$ 32.94
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Convertible Preferred Stock, Shares Issued upon Conversion |
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27,747
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111,260
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95,116
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95,116
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63,148
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67,802
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Additional common shares |
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16,890
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12,367
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Accrued dividend |
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$ 556,390
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$ 407,382
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Preferred Stock, Shares Outstanding |
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2,666,667
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2,666,667
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Preferred stock, liquidation preference |
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$ 4,569,180
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$ 4,262,855
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Preferred stock, shares issued |
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2,666,667
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2,666,667
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Common stock, shares issued, conversion of preferred stock |
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2,782
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10,407
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9,211
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Series A Preferred Shares [Member] |
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Accrete dividend |
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$ 2.7451
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$ 0.84
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Additional deemed dividend |
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$ 0.5699
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Warrants [Member] | Series B Preferred Stock [Member] |
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Common stock, shares, outstanding |
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255,000
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Preferred stock convertible amount |
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$ 3,400,000
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Fair value per share |
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$ 39.78
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Conversion price |
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$ 32.94
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Rate of dividend payable in kind |
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7.00%
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Price per share |
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$ 2.75
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Common stock shares reserved for future issuance, Value |
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$ 2,800,000
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Preferred stock, shares issued |
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1,020,000
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Number of shares reserved for future issuance |
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1,020,000
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Average market price of common stock |
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$ 39.78
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Preferred stock, liquidation preference per share |
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2.7451
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Long-Term Non-Qualified Options [Member] | Director [Member] |
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Non-qualified stock options granted |
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128,355
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2,638
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Description of option vesting |
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The service condition vests one-third annually over a 3-year period with accelerated vesting of these options occurring upon applicable performance or market conditions being satisfied by certain milestone dates
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Long-Term Non-Qualified Options [Member] | Employees and Consultants [Member] |
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Fair value per share |
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$ 2.59
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Non-qualified stock options granted |
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146,066
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Description of option vesting |
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The service condition vests one-third annually over a 3-year period with accelerated vesting of these options occurring upon applicable performance or market conditions being satisfied by certain milestone dates.
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Strike price |
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$ 10.80
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Description of Long-Term Non-Qualified Option Grants |
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In accordance with ASC 718, the 2018 stock option awards with service, market and performance conditions for the employees and consultants were assigned a fair value of $8.28 per share and the awards with service conditions for the directors of the Company were assigned a fair value of $8.40 per share (total fair value of $1.2 million). The value was determined using a Monte Carlo simulation. The following assumptions were used in the Monte Carlo simulation model
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Description for accelerated vesting of options |
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The Company’s closing stock price is above $36 per share for 10 consecutive trading days by December 31, 2019. The Company secures at least $5 million of funding from the Department of Energy by June 30, 2019.
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Description for exercise of options |
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The weighted average years remaining of expected life was itself calculated based on a Monte Carlo simulation under which it was assumed that the options would be exercised, if vested, when the stock reached a price of $54, otherwise they would be exercised at expiration, if in the money.
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Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Directors, Officers and Employees [Member] |
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Non-qualified stock options granted |
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17,711
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Non-qualified stock options outstanding |
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35,099
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Description of option vesting |
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The remaining approximately 17,711 stock options were service based options issued to the directors of the Company that vest over a one-year period on the anniversary date of the grant. All options granted have a 10-year contractual term.
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Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Directors, Officers and Employees [Member] | Minimum [Member] |
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Exercise price |
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$ 5.19
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Contractual lives |
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9 years 10 months 24 days
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Term of options |
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10 years
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Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Directors, Officers and Employees [Member] | Maximum [Member] |
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Exercise price |
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$ 3.82
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Term of options |
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10 years
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Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Chief Executive Officer [Member] | Minimum [Member] |
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Contractual lives |
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10 years
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Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Chief Executive Officer [Member] | Maximum [Member] |
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Non-qualified stock options granted |
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473,814
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Non-qualified stock options outstanding |
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129,121
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PIK dividend [Member] |
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Exercise price |
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$ 3.82
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Contractual lives |
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2 months 12 days
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Term of options |
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10 years
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2006 Stock Plan and 2015 Equity Incentive Plan [Member] |
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Convertible Preferred Stock, Shares Issued upon Conversion |
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28,107
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Common stock, shares issued, conversion of preferred stock |
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2,922
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Series A Preferred Stock [Member] | Subsequent Events [Member] |
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Total cumulative deemed dividend |
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$ 38,000
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$ 41,000
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General International Holdings, Inc [Member] | Series A Preferred Stock [Member] |
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Class of Warrant or Right, Outstanding |
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55,555
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Common stock exercise price |
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$ 22.50
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Conversion of Stock, Shares Converted |
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2,666,667
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Conversion price |
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$ 18
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Convertible Preferred Stock, Shares Issued upon Conversion |
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222,222
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222,222
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Rate of dividend payable in kind |
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7.00%
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Price per share |
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$ 1.50
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$ 28.08
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Additional common shares |
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1,621
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14,603
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Accrued dividend |
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$ 569,181
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$ 262,856
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Liquidation preference per share |
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1.50
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Consultants [Member] | Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Minimum [Member] |
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Exercise price |
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$ 519
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Term of options |
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10 years
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Consultants [Member] | Long-Term Non-Qualified Options [Member] | Advisory board members[Member] | Maximum [Member] |
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Exercise price |
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$ 1.50
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Maturity date |
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Jan. 30, 2021
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BCF [Member] | PIK dividend [Member] |
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Exercise price |
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$ 18.00
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Common stock to be purchased in the offering |
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11,119
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Monthly payments |
$ 15,000
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Introductory fee in percentage |
7.00%
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Warrants fees in percentage |
5.00%
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Offering price term |
3 years
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ATM Agreement [Member] | On February 24, 2020 to March 13, 2020 [Member] | Subsequent Event [Member] |
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Reverse stock split |
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One-for-twelve reverse stock split on October 21, 2019
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Fair value per share |
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3.315
|
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$ 2.34
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Conversion price |
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$ 2.7451
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$ 1.50
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Preferred Stock, Shares Outstanding |
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2,666,667
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2,666,667
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|
Preferred stock, liquidation preference |
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$ 4,600,000
|
$ 4,300,000
|
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Accumulated dividend |
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|
600,000
|
300,000
|
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Total cumulative deemed dividend |
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$ 100,000
|
$ 100,000
|
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ATM Agreement [Member] | B. Riley FBR, Inc. [Member] | On January 24, 2018, January 26, 2018, February 7, 2018, and March 2, 2018 [Member] |
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Strike price |
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$ 3.82
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term of options granted, description |
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These options have a 10-year contractual term
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Fair value per share |
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|
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|
|
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$ 2.59
|
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Shares issued to consultant |
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$ 4,247
|
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Expected Term |
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5 years
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Stock options granted, shares |
|
|
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86,982
|
|
|
|
2018 ATM agreement [Member] | B. Riley FBR, Inc. [Member] |
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Proceeds from issuance of shares |
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$ 3,800,000
|
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|
Sale of stock, number of shares |
|
|
|
|
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|
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|
508,063
|
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|
Stock issued during period shares reverse stock splits |
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6,100,000
|
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2018 ATM agreement [Member] | B. Riley FBR, Inc. [Member] | March 28, 2019 and March 29, 2019 [Member] |
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Common stock, shares authorized |
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50,000
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Common stock, shares authorized increased |
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241,667
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116,667
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2019 ATM Agreement [Member] |
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Proceeds from issuance of shares |
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$ 1,700,000
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$ 28,800,000
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Sale of stock, number of shares |
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1,567,637
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Stock issued during period shares reverse stock splits |
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18,800,000
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18,800,000
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Plan [Member] | Stock Options and Restricted Stock [Member] |
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Preferred Stock, Shares Outstanding |
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757,770
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813,624
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Preferred stock, liquidation preference |
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$ 2,600,000
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$ 2,600,000
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Accumulated dividend |
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600,000
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$ 400,000
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Investment Bank [Member] |
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Common shares issued under incentive plan |
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525,000
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2015 Equity Incentive Plan [Member] |
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Aggregate offering price |
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$ 13,500,000
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