Quarterly report pursuant to Section 13 or 15(d)

Summary of All Common Stock Warrants Outstanding (Details)

v3.21.1
Summary of All Common Stock Warrants Outstanding (Details)
3 Months Ended
Mar. 31, 2021
$ / shares
shares
Class of Warrant or Right [Line Items]  
Outstanding Warrants | shares 2,301,546
2020 Convertible Note [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 5.91
Outstanding Warrants | shares 143,890
Expiration Dates, description Feb 23, 2026
2021 Offering [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 3.50
Outstanding Warrants | shares 1,624,140
Expiration Dates, description Feb 10, 2026 - Aug 3, 2026
Advisory Fees [Member]  
Class of Warrant or Right [Line Items]  
Outstanding Warrants | shares 492,894
Expiration Dates, description Jan 9, 2024 - Oct 28, 2025
Exercise Price - Minimum | $ / shares $ 2.42
Exercise Price - Maximum | $ / shares 7.59
Debt One [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 27.60
Outstanding Warrants | shares 14,775
Expiration Dates, description Mar 22, 2024
Offering [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 67.50
Outstanding Warrants | shares 8,580
Expiration Dates, description Nov 25, 2021 - Mar 14, 2022
Debt Two [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 450
Outstanding Warrants | shares 9,185
Expiration Dates, description Oct 17, 2022 - Dec 7 2022
Debt Three [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 300
Outstanding Warrants | shares 8,112
Expiration Dates, description Oct 17, 2022