Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands |
|
1 Months Ended |
3 Months Ended |
|
|
Feb. 06, 2020 |
Feb. 17, 2021 |
Jan. 27, 2021 |
Jan. 22, 2021 |
Jan. 20, 2021 |
Aug. 28, 2020 |
Mar. 31, 2021 |
Mar. 31, 2020 |
Jan. 02, 2021 |
Dec. 31, 2020 |
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Accrued expenses (in Dollars) |
|
|
|
|
|
|
|
$ 56
|
|
|
Weighted average grant date fair value (in Dollars per share) |
|
|
|
|
|
|
$ 1.08
|
|
|
|
Prepaid compensation amount (in Dollars) |
|
|
|
|
|
|
$ 162
|
|
|
|
Compensation expense (in Dollars) |
|
|
|
|
|
|
$ 55
|
|
|
|
Number of warrants purchased |
|
|
|
|
|
|
8,733,625
|
|
|
|
Exercise price (in Dollars per share) |
|
|
|
|
|
|
$ 1.30
|
|
|
|
Risk-free interest rate |
|
|
|
|
|
|
0.71%
|
1.49%
|
|
|
Expected life in years |
|
|
|
|
|
|
5 years 255 days
|
5 years 292 days
|
|
|
Expected stock volatility percentage |
|
|
|
|
|
|
106.90%
|
79.59%
|
|
|
Expected dividend yields percentage |
|
|
|
|
|
|
0.00%
|
0.00%
|
|
|
General and administrative expense (in Dollars) |
|
|
|
|
|
|
$ 9
|
$ 19
|
|
|
Services agreement, description |
|
|
|
|
The fair value of the warrants were valued on the date of grant at $355 using the Black-Scholes option-pricing model with the following parameters: (1) risk-free interest rate of 0.19%; (2) expected life in years of 3.0; (3) expected stock volatility of 100.99%; and (4) expected dividend yield of 0%. The Company recorded $59 as general and administrative expense in the accompanying consolidated statement of comprehensive loss in relation to the consulting agreement for the three months ended March 31, 2021.
|
|
|
|
|
|
Securities purchase agreement, description |
|
|
|
|
|
the Company entered into a securities purchase agreement (the “Securities Purchase Agreement”) under which it sold and issued to an institutional investor (the “Holder”), in a registered direct offering, an aggregate of 3,200,000 shares of the Company’s common stock par value $0.0001 per share (the “Common Stock”), and pre-funded warrants to purchase an aggregate of 5,533,625 shares of Common Stock (the “Pre-Funded Warrants”) at an exercise price of $0.001 per share. During the three months ended March 31, 2021, the Pre-Funded Warrants for 5,533,625 shares of common stock were exercised which resulted in aggregate proceeds of $6.
|
|
|
|
|
Due to exercise units |
|
|
|
733,625
|
|
|
|
|
|
|
Cash paid payment per share (in Dollars per share) |
|
|
$ 0.10
|
|
|
|
|
|
|
|
Number warrant issued |
|
|
600,000
|
|
|
|
|
|
|
|
Received gross proceeds before expenses (in Dollars) |
|
|
$ 11,000
|
|
|
|
|
|
|
|
Outstanding private placement warrants |
|
|
8,000,000
|
|
|
|
|
|
|
|
Exercisable and expire term |
|
|
5 years
|
|
|
|
|
|
|
|
Fair alue adjustment of warrants, shares |
|
|
|
|
|
|
6,000,000
|
|
|
|
Fair value warrants amount (in Dollars) |
|
|
|
|
|
|
$ 6,745
|
|
|
|
Risk free interest rates minimum |
|
|
|
|
|
|
0.41%
|
|
|
|
Risk free interest rates maximum |
|
|
|
|
|
|
0.57%
|
|
|
|
Expected stock volatilities percentage minimum |
|
|
|
|
|
|
103.00%
|
|
|
|
Expected stock volatilities percentage maximum |
|
|
|
|
|
|
103.23%
|
|
|
|
Deemed dividend (in Dollars) |
|
|
|
|
|
|
$ 6,145
|
|
|
|
Cash fees (in Dollars) |
|
|
|
|
|
|
$ 300
|
|
|
|
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number |
|
|
|
|
|
|
8,847,471
|
|
|
|
Description of incentive plan |
|
|
|
|
|
|
On January 1, 2021, pursuant to an annual evergreen provision, the number of shares of common stock reserved for future grants was increased by 1,936,669 shares. Under the 2016 Plan, effective as of January 1, 2021, the maximum number of shares of the Company’s common stock authorized for issuance is 7,592,663. As of March 31, 2021, there were 371,577 shares of common stock available for future grant under the 2016 Plan.
|
|
|
|
Number of shares of common stock reserved for future grants was increased |
|
|
|
|
|
|
|
|
1,936,669
|
|
Maximum number of shares |
|
|
|
|
|
|
|
|
7,592,663
|
|
Unamortized share based compensation for stock options (in Dollars) |
|
|
|
|
|
|
$ 3,006
|
|
|
|
Weighted-average recognition period restricted stock units |
|
|
|
|
|
|
1 year 25 days
|
|
|
|
Number of outstanding options to purchase |
|
|
|
|
|
|
2,645,219
|
|
|
|
Weighted-average exercise price (in Dollars per share) |
|
|
|
|
|
|
$ 4.14
|
|
|
|
Share based compensation expense related to stock options (in Dollars) |
|
|
|
|
|
|
$ 669
|
$ 682
|
|
|
Restricted stock unit |
|
160,000
|
|
|
|
|
|
|
|
|
Restricted stock units |
|
266,000
|
|
|
|
|
|
|
|
|
Minimum [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Expected life in years |
|
|
|
|
|
|
4 years 346 days
|
|
|
|
Common Stock [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Exercised, shares |
|
|
|
|
|
|
14,267,250
|
|
|
|
Percentage of number of shares |
|
|
|
|
|
|
6.00%
|
|
|
|
Restricted stock unit |
|
|
|
|
|
|
65,915
|
15,070
|
|
|
Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Exercise price (in Dollars per share) |
|
|
|
|
|
|
$ 3.00
|
|
|
$ 1.86
|
Warrants outstanding |
|
|
|
|
|
|
9,130,821
|
|
|
17,058,051
|
New Warrants [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Gross proceeds before expenses |
|
|
6,000,000
|
|
|
|
|
|
|
|
Exercised, shares |
|
|
|
|
|
|
8,000,000
|
|
|
|
Cash excercise (in Dollars) |
|
|
$ 200
|
|
|
|
|
|
|
|
Services Agreement [Member] | Common Stock [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Number of warrants purchased |
120,000
|
|
|
|
|
|
|
|
|
|
Warrant term |
3 years
|
|
|
|
|
|
|
|
|
|
Services Agreement [Member] | Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Granted |
60,000
|
|
|
|
|
|
|
|
|
|
Number of warrants purchased |
|
|
|
|
340,020
|
|
|
|
|
|
Warrant term |
|
|
|
|
3 years
|
|
|
|
|
|
Exercise price (in Dollars per share) |
$ 2.16
|
|
|
|
|
|
|
|
|
|
Remaining warrants granted |
60,000
|
|
|
|
|
|
|
|
|
|
Exercise price (in Dollars per share) |
$ 3.50
|
|
|
|
$ 1.75
|
|
|
|
|
|
Fair value of warrants share (in Dollars) |
$ 112
|
|
|
|
|
|
|
|
|
|
Risk-free interest rate |
1.43%
|
|
|
|
|
|
|
|
|
|
Expected life in years |
3 years
|
|
|
|
|
|
|
|
|
|
Expected stock volatility percentage |
74.82%
|
|
|
|
|
|
|
|
|
|
Expected dividend yields percentage |
0.00%
|
|
|
|
|
|
|
|
|
|
Restricted Stock Units (RSUs) [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Granted |
|
|
|
|
|
|
426,000
|
|
|
|
General and administrative expense (in Dollars) |
|
|
|
|
|
|
$ 182
|
|
|
|
Weighted-average recognition period restricted stock units |
|
|
|
|
|
|
1 year 43 days
|
|
|
|
Restricted stock units |
|
|
|
|
|
|
501,265
|
|
|
|
Restricted stock unit awards granted (in Dollars) |
|
$ 758
|
|
|
|
|
|
|
|
|
Unamortized stock compensation for restricted stock units (in Dollars) |
|
|
|
|
|
|
$ 1,473
|
|
|
|
Private Placement [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Private placement warrants shares |
|
|
|
|
|
8,000,000
|
|
|
|
|
Private Placement [Member] | New Warrants [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Exercise price (in Dollars per share) |
|
|
$ 2.12
|
|
|
|
|
|
|
|
Warrants outstanding |
|
|
6,000,000
|
|
|
|
|
|
|
|
Purchase warrant per share (in Dollars per share) |
|
|
$ 0.75
|
|
|
|
|
|
|
|
Private Placement [Member] | Exercise Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Warrants outstanding |
|
|
8,000,000
|
|
|
|
|
|
|
|
Private Placement [Member] | Exercise Agreement [Member] | New Warrants [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Warrants outstanding |
|
|
|
8,000,000
|
|
|
|
|
|
|
Executives and Employees [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Number of shares issued |
|
52,317
|
|
|
|
|
|
|
|
|
Board of Directors [Member] |
|
|
|
|
|
|
|
|
|
|
Stock-Based Compensation (Details) [Line Items] |
|
|
|
|
|
|
|
|
|
|
Granted |
|
121,237
|
|
|
|
|
|
|
|
|
Share price (in Dollars per share) |
|
$ 1.78
|
|
|
|
|
|
|
|
|
Cash compensation for service (in Dollars) |
|
$ 216
|
|
|
|
|
|
|
|
|