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Equity Incentive Plans - Stock Options Outstanding (Details) - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Number of Stock Options    
Beginning Balance (in shares) 1,582,826  
Forfeited or cancelled (in shares) (30,920)  
Exercised (in shares) (7,600)  
Ending Balance (in shares) 1,544,306 1,582,826
Exercisable (in shares) 1,544,306  
Weighted Average Grant Date Fair Value    
Beginning Balance (usd per share) $ 4.03  
Forfeited or cancelled (usd per share) 3.97  
Exercised (usd per share) 3.91  
Ending Balance (usd per share) 4.03 $ 4.03
Exercisable (usd per share) 4.03  
Weighted Average Exercise Price    
Beginning Balance (usd per share) 14.04  
Forfeited or cancelled (usd per share) 13.79  
Exercised (usd per share) 13.13  
Ending Balance (usd per share) 14.05 $ 14.04
Exercisable (usd per share) $ 14.05  
Weighted Average Contractual Life (years)    
Outstanding 1 year 3 months 3 days 2 years 3 days
Exercisable 1 year 3 months 3 days