Quarterly report pursuant to Section 13 or 15(d)

Net Loss per Share Attributable to Common Stock - Antidilutive Securities (Details)

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Net Loss per Share Attributable to Common Stock - Antidilutive Securities (Details) - shares
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Stock option        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents excluded from computation of diluted net loss per share attributable to common stock for the periods presented because their effect would have been anti-dilutive 43,996 43,998 43,996 43,998
Non-vested restricted stock awards        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents excluded from computation of diluted net loss per share attributable to common stock for the periods presented because their effect would have been anti-dilutive 1,192,447 498,806 1,192,447 498,806
Common stock warrants        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents excluded from computation of diluted net loss per share attributable to common stock for the periods presented because their effect would have been anti-dilutive 240,100 240,100 240,100 240,100