v3.22.1

Stockholders' Equity and Warrants - Schedule of Warrants Outstanding (Details) |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 11, 2020 | Jun. 10, 2020 | Dec. 31, 2021 $ / shares shares | Dec. 31, 2020 $ / shares
Warrants [Line Items] |  |  |  |
Exercise price | $ / shares |  |  |  | $ 1.70
Reverse stock split, conversion ratio | 0.33 |  |  |
Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 37,817,694 |
Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
Reverse stock split, conversion ratio |  | 0.33 |  |
June 2020 Investor Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 7,614,700 |
Exercise price | $ / shares |  |  | $ 5.2530 |
Remaining contractual life |  |  | 2 months 15 days |
Expiration Date |  |  | Mar. 17, 2022 |
June 2020 Placement Agent Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 609,176 |
Exercise price | $ / shares |  |  | $ 6.5663 |
Remaining contractual life |  |  | 2 months 15 days |
Expiration Date |  |  | Mar. 17, 2022 |
June 2020 Placement Agent Tail Fee [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 133,258 |
Exercise price | $ / shares |  |  | $ 5.2530 |
Remaining contractual life |  |  | 2 months 15 days |
Expiration Date |  |  | Mar. 17, 2022 |
August 2020 Investor Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 11,216,932 |
Exercise price | $ / shares |  |  | $ 3.0200 |
Remaining contractual life |  |  | 7 months 28 days |
Expiration Date |  |  | Aug. 28, 2022 |
August 2020 Placement Agent Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 897,355 |
Exercise price | $ / shares |  |  | $ 3.9375 |
Remaining contractual life |  |  | 7 months 28 days |
Expiration Date |  |  | Aug. 28, 2022 |
August 2020 Placement Agent Tail Fee [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 222,222 |
Exercise price | $ / shares |  |  | $ 3.0200 |
Remaining contractual life |  |  | 7 months 28 days |
Expiration Date |  |  | Aug. 28, 2022 |
December 2020 Investor Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 13,927,453 |
Exercise price | $ / shares |  |  | $ 1.7000 |
Remaining contractual life |  |  | 11 months 19 days |
Expiration Date |  |  | Dec. 21, 2022 |
December 2020 Placement Agent Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 1,769,608 |
Exercise price | $ / shares |  |  | $ 2.1250 |
Remaining contractual life |  |  | 11 months 19 days |
Expiration Date |  |  | Dec. 21, 2022 |
December 2020 Placement Agent Tail Fee [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 254,902 |
Exercise price | $ / shares |  |  | $ 1.7000 |
Remaining contractual life |  |  | 11 months 19 days |
Expiration Date |  |  | Dec. 21, 2022 |
January 2021 Placement Agent Warrants [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 510,588 |
Exercise price | $ / shares |  |  | $ 2.1250 |
Remaining contractual life |  |  | 1 year 29 days |
Expiration Date |  |  | January 28, 2023 |
January 2021 Placement Agent Tail Fee [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 35,000 |
Exercise price | $ / shares |  |  | $ 1.7000 |
Remaining contractual life |  |  | 1 year 29 days |
Expiration Date |  |  | January 28, 2023 |
February 2021 Placement Agent Warrants One[Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 284,000 |
Exercise price | $ / shares |  |  | $ 2.1250 |
Remaining contractual life |  |  | 1 year 1 month 13 days |
Expiration Date |  |  | February 11, 2023 |
February 2021 Placement Agent Warrants Two[Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 48,000 |
Exercise price | $ / shares |  |  | $ 2.1250 |
Remaining contractual life |  |  | 1 year 1 month 17 days |
Expiration Date |  |  | February 16, 2023 |
February 2021 Placement Agent Tail Fee One [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 248,500 |
Exercise price | $ / shares |  |  | $ 1.7000 |
Remaining contractual life |  |  | 1 year 1 month 13 days |
Expiration Date |  |  | February 11, 2023 |
February 2021 Placement Agent Tail Fee Two [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 42,000 |
Exercise price | $ / shares |  |  | $ 1.7000 |
Remaining contractual life |  |  | 1 year 10 months 17 days |
Expiration Date |  |  | February 16, 2023 |
December 2021 Placement Agent Tail Fee [Member] | Outstanding Equity Warrants |  |  |  |
Warrants [Line Items] |  |  |  |
No. outstanding | shares |  |  | 4,000 |
Exercise price | $ / shares |  |  | $ 2.1250 |
Remaining contractual life |  |  | 1 year 11 months 26 days |
Expiration Date |  |  | December 27, 2023 |

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