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Stock-based Compensation - Employee Stock Purchase Plan (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
May 31, 2017
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
May 18, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Proceeds from issuance of common stock, net of offering costs   $ 1,085 $ 117,818 $ 170,456  
Employee Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Offering period 6 months        
2016 Employee Stock Purchase Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation, number of shares authorized (in shares)         800,000
Maximum employee contribution percent 10.00%        
Percent of fair market value to purchase shares 85.00%        
Common stock purchased by employees (in shares)   105,986      
Proceeds from issuance of common stock, net of offering costs   $ 400