Annual report pursuant to Section 13 and 15(d)

Warrants - Schedule of Stockholders' Equity Note, Warrants or Rights (Details)

v3.21.1
Warrants - Schedule of Stockholders' Equity Note, Warrants or Rights (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Number of Options    
Beginning balance (in shares) 121,796 1,624
Granted (in shares) 5,567,500 130,651
Exercised (in shares) 0 (14)
Expired (in shares) (37,404) (2,106)
Cancelled (in shares) (201,835) (8,359)
Ending balance (in shares) 5,450,057 121,796
Exercisable, beginning balance (in shares) 77,576  
Exercisable, ending balance (in shares) 1,752,968 77,576
Weighted Average Exercise Price    
Beginning balance (in usd per share) $ 123.66 $ 5,229.00
Granted (in usd per share) 1.10 61.79
Exercised (in usd per share) 0 0
Expired (in usd per share) 272.92 353.19
Ending balance (in usd per share) 23.76 123.66
Exercisable, beginning balance (in usd per share) 167.88  
Exercisable, ending balance (in usd per share) $ 70.84 $ 167.88
Aggregate Intrinsic Value    
Beginning balance $ 0 $ 0
Ending Balance 0 0
Exercisable, beginning balance 0  
Exercisable, ending balance $ 0 $ 0
Warrants    
Number of Options    
Beginning balance (in shares) 93,252 52,632
Granted (in shares) 11,000,000 497,753
Exercised (in shares) (3,000,000) (457,132)
Expired (in shares) (2) (1)
Cancelled (in shares) 0 0
Ending balance (in shares) 8,093,250 93,252
Exercisable, beginning balance (in shares) 93,252  
Exercisable, ending balance (in shares) 8,093,250 93,252
Weighted Average Exercise Price    
Beginning balance (in usd per share) $ 503.09 $ 866.70
Granted (in usd per share) 0.91 48.66
Exercised (in usd per share) 0 35.78
Expired (in usd per share) 1,336,500.00 6,075,000.00
Cancelled (in usd per share) 0 0
Ending balance (in usd per share) 6.70 503.09
Exercisable, beginning balance (in usd per share) 503.09  
Exercisable, ending balance (in usd per share) $ 6.70 $ 503.09
Aggregate Intrinsic Value    
Beginning balance $ 0 $ 0
Ending Balance 0 0
Exercisable, beginning balance 0  
Exercisable, ending balance $ 0 $ 0