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Share-Based Compensation Expense - Schedule of stock option award activity (Details) - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Shares    
Outstanding, beginning balance (in shares) 6,091,271  
Granted (in shares) 0  
Exercised (in shares) (1,081,679)  
Cancelled or forfeited (in shares) (528,176)  
Outstanding, ending balance (in shares) 4,481,416 6,091,271
Exercisable (in shares) 4,318,930  
Weighted Average Exercise Price    
Outstanding, beginning balance (in usd per share) $ 1.39  
Granted (in usd per share) 0  
Exercised (in usd per share) 0.25  
Cancelled or forfeited (in usd per share) 6.94  
Outstanding, ending balance (in usd per share) 1.02 $ 1.39
Exercisable (in usd per share) $ 0.95  
Weighted Average Remaining Contractual Term, Beginning balance   2 years 8 months 12 days
Weighted Average Remaining Contractual Term, Ending balance 2 years 7 months 6 days  
Weighted Average Remaining Contractual Term, Exercisable 2 years 7 months 6 days