XML 45 R35.htm IDEA: XBRL DOCUMENT v3.23.1
Stockholders' Equity - Warrants (Details) - $ / shares
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Number of Warrants    
Balance of warrants outstanding at the end of the period (in shares) 4,296,472 4,360,968
Expired (in shares) (64,496)  
Balance of warrants outstanding at the beginning of the period (in shares) 4,360,968  
Weighted Average Exercise Price Per Share    
Weighted average exercise price of warrants at the beginning of the period (in USD per share) $ 5.33  
Expired (in USD per share) 101.52  
Weighted average exercise price of warrants at the end of the period (in USD per share) $ 3.89 $ 5.33
Term    
Weighted-Average Remaining Contractual Term 1 year 9 months 18 days 2 years 1 month 6 days