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Common Stock (Details Narrative) - USD ($) |  |  |  |  | 6 Months Ended | 114 Months Ended | 117 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 13, 2021 | Feb. 10, 2021 | Nov. 10, 2020 | Sep. 07, 2018 | Jun. 30, 2021 | Mar. 31, 2021 | Jun. 30, 2021 | Feb. 12, 2021 | Jan. 01, 2021 | Dec. 31, 2020
Common stock, shares authorized |  |  |  |  | 100,000,000 |  | 100,000,000 |  |  | 100,000,000
Common stock, shares issued |  |  |  |  | 53,144,082 |  | 53,144,082 |  |  | 48,607,017
Common stock, shares outstanding |  |  |  |  | 53,144,082 |  | 53,144,082 |  |  | 48,607,017
Common stock, par value |  |  |  |  | $ 0.001 |  | $ 0.001 |  |  | $ 0.001
Common stock shares issuable upon exercise of warrants |  |  |  |  |  |  |  |  | 5,000 |
Equity Distribution Agreement [Member] |  |  |  |  |  |  |  |  |  |
Aggeregate share of common stock offering price |  |  | $ 25,000,000.0 | $ 10,000,000.0 |  |  |  |  |  |
Common stock shares sold |  |  |  |  | 251,369 |  | 316,769 |  |  |
Net proceeds of common stock shares |  |  |  |  |  |  | $ 857,211 |  |  |
Aggregate shares of common stock |  |  |  |  |  | 2,539,606 |  |  |  |
Broker's commissions fees |  |  |  |  |  | $ 9,700,000 | $ 1,201,167 |  |  |
Underwriting Agreement [Member] |  |  |  |  |  |  |  |  |  |
Aggeregate share of common stock offering price |  | $ 3,809,524 |  |  |  |  |  |  |  |
Issuance of common stock |  | 571,428 |  |  |  |  |  |  |  |
Proceeds from Issuance of common stock |  | $ 18,900,000 |  |  |  |  |  |  |  |
Purchase price per share |  |  |  |  |  |  |  | $ 4.9533 |  |
February 8, 2021 To February 9, 2021 [Member] | Stock Option [Member] |  |  |  |  |  |  |  |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 32,126 |  |  |  |  |
Price per share |  |  |  |  | $ 4.00 |  | $ 4.00 |  |  |
Common stock shares issuable upon exercise of warrants |  |  |  |  | 100,000 |  | 100,000 |  |  |
February 8, 2021 [Member] | Stock Option Two [Member] |  |  |  |  |  |  |  |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 18,750 |  |  |  |  |
Price per share |  |  |  |  | $ 3.25 |  | $ 3.25 |  |  |
Common stock shares issuable upon exercise of warrants |  |  |  |  | 50,000 |  | 50,000 |  |  |
February 8, 2021 [Member] | Stock Option One [Member] |  |  |  |  |  |  |  |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 19,446 |  |  |  |  |
Price per share |  |  |  |  | $ 5.00 |  | $ 5.00 |  |  |
Common stock shares issuable upon exercise of warrants |  |  |  |  | 100,000 |  | 100,000 |  |  |
Option [Member] | On 13, April 2021 [Member] |  |  |  |  |  |  |  |  |  |
RSUs vested shares |  |  |  |  | 26,250 |  | 26,250 |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 21,712 |  |  |  |  |
Withheld shares returned remaining | 4,538 |  |  |  |  |  |  |  |  |
Option [Member] | From January 13, 2021 to March 19, 2021 [Member] |  |  |  |  |  |  |  |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 948 |  |  |  |  |
Price per share |  |  |  |  | $ 3.35 |  | $ 3.35 |  |  |
Common stock shares issuable upon exercise of warrants |  |  |  |  | 7,634 |  | 7,634 |  |  |
Option [Member] | On 2, February 2021 [Member] |  |  |  |  |  |  |  |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 6,181 |  |  |  |  |
Price per share |  |  |  |  | $ 3.80 |  | $ 3.80 |  |  |
Common stock shares issuable upon exercise of warrants |  |  |  |  | 20,000 |  | 20,000 |  |  |
Option [Member] | On January 20, 2021 [Member] |  |  |  |  |  |  |  |  |  |
RSUs vested shares |  |  |  |  | 5,000 |  | 5,000 |  |  |
Common stock, share issued upon cashless exercise |  |  |  |  | 3,000 |  |  |  |  |
Common stock shares issuable upon exercise of warrants |  |  |  |  | 5,000 |  | 5,000 |  |  |
2015 Stock Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |
Withheld shares returned remaining | 4,538 |  |  |  | 2,000 |  |  |  |  |

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