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Loss Per Share - potentially dilutive outstanding securities were excluded from the computation of diluted net loss per share (Details) - shares
3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 48,655,145 27,943,081
Convertible Debentures    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 2,343,750 0
Stock Options    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 31,353,086 16,939,093
Public Warrants    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 6,854,309 6,899,988
Private Warrants    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 4,104,000 4,104,000
Retainer Shares    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 4,000,000 0