Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands |
1 Months Ended | 3 Months Ended | 9 Months Ended | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jan. 13, 2021 |
Feb. 06, 2020 |
Jun. 22, 2021 |
May 17, 2021 |
Apr. 30, 2021 |
Mar. 31, 2021 |
Feb. 17, 2021 |
Jan. 27, 2021 |
Jan. 20, 2021 |
Aug. 28, 2020 |
Sep. 30, 2021 |
Jun. 30, 2021 |
Mar. 31, 2021 |
Sep. 30, 2020 |
Jun. 30, 2020 |
Mar. 31, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Jul. 16, 2021 |
Dec. 31, 2020 |
|
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Accrued expenses | $ 56 | |||||||||||||||||||
Weighted average grant date fair value (in Dollars per share) | $ 1.08 | |||||||||||||||||||
Granted (in Shares) | 426,000 | |||||||||||||||||||
Share price (in Dollars per share) | $ 1.06 | |||||||||||||||||||
Share based compensation expense related to stock option | $ 536 | $ 619 | $ 1,885 | $ 1,798 | ||||||||||||||||
Aggregate offering price | $ 25,000 | |||||||||||||||||||
Pursuant share of common stock (in Shares) | 1,340,870 | |||||||||||||||||||
Net cash proceeds | $ 1,826 | |||||||||||||||||||
Issuance costs | $ 74 | |||||||||||||||||||
Aggregate share of common stock (in Shares) | 50,000 | |||||||||||||||||||
Expense related to consulting agreement | $ 0 | $ 53 | $ 53 | |||||||||||||||||
Number of warrants purchased (in Shares) | 8,733,625 | 8,733,625 | ||||||||||||||||||
Exercise price (in Dollars per share) | $ 1.3 | |||||||||||||||||||
Exercise price (in Dollars per share) | $ 3 | $ 3 | $ 1.86 | |||||||||||||||||
Risk-free interest rate | 0.73% | 1.00% | ||||||||||||||||||
Expected life in years | 5 years 8 months 12 days | 5 years 8 months 12 days | ||||||||||||||||||
Expected stock volatility percentage | 106.64% | 82.04% | ||||||||||||||||||
Expected dividend yields percentage | ||||||||||||||||||||
Services agreement, description | The Company recorded $28 and $47 as general and administrative expense in the accompanying condensed consolidated statement of comprehensive loss in relation to the consulting agreement for the three and nine months ended September 30, 2020, respectively. The Company recorded $0 and $9 as general and administrative expense in the accompanying condensed consolidated statement of comprehensive loss in relation to the consulting agreement for the three and nine months ended September 30, 2021, respectively. | 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 $89 and $237 as general and administrative expense in the accompanying consolidated statement of comprehensive loss in relation to the consulting agreement for the three and nine months ended September 30, 2021, respectively. | ||||||||||||||||||
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 and nine months ended September 30, 2021, the Pre-Funded Warrants for 5,533,625 shares of common stock were exercised which resulted in aggregate proceeds of $0 and $6. | |||||||||||||||||||
Warrants outstanding (in Shares) | 9,321,770 | 9,321,770 | 17,058,051 | |||||||||||||||||
Due to exercise units (in Shares) | 733,625 | |||||||||||||||||||
Private placement warrants shares (in Shares) | 190,949 | |||||||||||||||||||
Cash paid payment per share (in Dollars per share) | $ 0.1 | |||||||||||||||||||
Number warrant issued (in Shares) | 600,000 | |||||||||||||||||||
Received gross proceeds before expenses | $ 11,000 | |||||||||||||||||||
Outstanding private placement warrants (in Shares) | 8,000,000 | |||||||||||||||||||
Exercisable and expire term | 5 years | |||||||||||||||||||
Fair alue adjustment of warrants, shares (in Shares) | 6,000,000 | |||||||||||||||||||
Fair value warrants amount | $ 6,745 | |||||||||||||||||||
Expected dividend yields | 0.00% | |||||||||||||||||||
Deemed dividend | $ 6,145 | |||||||||||||||||||
Cash fees | $ 300 | |||||||||||||||||||
Loan agreement description | Company issued to the Lender a Warrant, dated July 16, 2021, to purchase up to 190,949 shares of the Company’s common stock. The Warrant is immediately exercisable at an exercise price of $1.0474 per share, payable in cash or on a cashless basis according to the formula set forth in the Warrant. The exercise price of the Warrant and the number of shares issuable upon exercise of the Warrant are subject to adjustments for stock splits, combinations, stock dividends or similar events. The Warrant is exercisable until the date that is ten years after the date of issuance. The fair value of the warrant was valued on the date of grant at $168 using the Black-Scholes option-pricing model with the following parameters: (1) risk-free interest rate of 1.31%; (2) expected life in years of 10; (3) expected stock volatility of 108.87%; and (4) expected dividend yield of 0%. | |||||||||||||||||||
Fair value of warrant | $ 165 | |||||||||||||||||||
Warrants exercisable (in Shares) | 9,208,448 | |||||||||||||||||||
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 September 30, 2021, there were 226,103 shares of common stock available for future grant under the 2016 Plan. | |||||||||||||||||||
Unamortized share-based compensation for stock options | $ 1,799 | |||||||||||||||||||
Weighted-average recognition period | 1 year 10 days | |||||||||||||||||||
Outstanding options to purchase,shares of common stock were exercisable (in Shares) | 3,855,603 | 3,855,603 | ||||||||||||||||||
Weighted-average exercise price per share (in Dollars per share) | $ 3.83 | $ 3.83 | ||||||||||||||||||
Restricted stock unit (in Shares) | 160,000 | |||||||||||||||||||
Restricted stock units (in Shares) | 266,000 | |||||||||||||||||||
Restricted stock awards vested (in Shares) | 89,332 | |||||||||||||||||||
Restricted Stock Units (RSUs) [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Unamortized share-based compensation for stock options | $ 970 | |||||||||||||||||||
Weighted-average recognition period | 10 months 24 days | |||||||||||||||||||
Restricted stock units (in Shares) | 927,266 | |||||||||||||||||||
Restricted stock unit awards granted | $ 758 | |||||||||||||||||||
General and administrative expense | $ 223 | $ 646 | ||||||||||||||||||
Private Placement [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Private placement warrants shares (in Shares) | 8,000,000 | |||||||||||||||||||
Private Placement [Member] | Exercise Agreement [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Warrants outstanding (in Shares) | 8,000,000 | |||||||||||||||||||
Executives and Employees [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Number of shares issued (in Shares) | 52,317 | |||||||||||||||||||
Director [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Number of shares issued (in Shares) | 18,209 | |||||||||||||||||||
Granted (in Shares) | 121,237 | |||||||||||||||||||
Share price (in Dollars per share) | $ 1.04 | $ 1.78 | ||||||||||||||||||
Cash compensation for service | $ 19 | $ 216 | ||||||||||||||||||
Prepaid compensation amount | 61 | |||||||||||||||||||
Share based compensation expense related to stock option | $ 60 | $ 174 | ||||||||||||||||||
Minimum [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Expected life in years | 4 years 11 months 12 days | |||||||||||||||||||
Risk free interest rates minimum | 0.41% | |||||||||||||||||||
Expected stock volatilities percentage minimum | 103.00% | |||||||||||||||||||
Maximum [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Risk free interest rates maximum | 0.57% | |||||||||||||||||||
Expected stock volatilities percentage maximum | 103.23% | |||||||||||||||||||
Common Stock [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Exercised, shares (in Shares) | 14,267,250 | |||||||||||||||||||
Percentage of number of shares | 6.00% | 6.00% | ||||||||||||||||||
Restricted stock unit (in Shares) | 53,081 | 65,915 | 30,916 | 30,916 | 15,070 | |||||||||||||||
Common Stock [Member] | Services Agreement [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Number of warrants purchased (in Shares) | 120,000 | |||||||||||||||||||
Warrant term | 3 years | |||||||||||||||||||
Warrant [Member] | Services Agreement [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Granted (in Shares) | 60,000 | |||||||||||||||||||
Number of warrants purchased (in Shares) | 340,020 | |||||||||||||||||||
Warrant term | 3 years | |||||||||||||||||||
Exercise price (in Dollars per share) | $ 2.16 | |||||||||||||||||||
Remaining warrants granted (in Shares) | 60,000 | |||||||||||||||||||
Exercise price (in Dollars per share) | $ 3.5 | $ 1.75 | ||||||||||||||||||
Fair value of warrants share | $ 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% | |||||||||||||||||||
New Warrants [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Gross proceeds before expenses (in Shares) | 6,000,000 | |||||||||||||||||||
Exercised, shares (in Shares) | 8,000,000 | |||||||||||||||||||
Cash excercise | $ 200 | |||||||||||||||||||
New Warrants [Member] | Private Placement [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Exercise price (in Dollars per share) | $ 2.12 | |||||||||||||||||||
Warrants outstanding (in Shares) | 6,000,000 | |||||||||||||||||||
Purchase warrant per share (in Dollars per share) | $ 0.75 | |||||||||||||||||||
New Warrants [Member] | Private Placement [Member] | Exercise Agreement [Member] | ||||||||||||||||||||
Stock-Based Compensation (Details) [Line Items] | ||||||||||||||||||||
Warrants outstanding (in Shares) | 8,000,000 |