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Stock-Based Compensation - Summary of stock option activity (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Stock-Based Compensation and Warrants        
Options granted (in shares) 0 0    
Options, Exercised   0    
Weighted Average Remaining Contractual Life, Outstanding 6 months 10 days   9 months 10 days 1 year 9 months 10 days
Stock Option        
Stock-Based Compensation and Warrants        
Options, Beginning balance 2,295,898 625,565 625,565  
Options granted (in shares)     1,728,000  
Options, Expired (429)   (43,126)  
Options, Forfeited     (14,541)  
Options, Ending balance 2,295,469   2,295,898 625,565
Options, Exercisable 636,009      
Weighted Average Exercise Price, Beginning balance $ 3.53 $ 16.12 $ 16.12  
Weighted Average Exercise Price, Granted     0.58  
Weighted Average Exercise Price, Expired 404.83   67.81  
Weighted Average Exercise Price, Forfeited     3.61  
Weighted Average Exercise Price, Ending balance 3.46   $ 3.53 $ 16.12
Weighted Average Exercise Price, Exercisable $ 10.43      
Weighted Average Remaining Contractual Life, Outstanding 6 years 2 months 8 days   6 years 5 months 8 days 5 years 6 months 29 days
Weighted Average Remaining Contractual Life, Exercisable 5 years 21 days      
Aggregate Intrinsic Value, Ending Balance $ 172,500      
Aggregate Intrinsic Value, Exercisable $ 18,542      
Grant date fair value of options granted     $ 706,264  
Weighted average grant date fair value     $ 0.41