Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.22.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Stock-based compensation expense $ 5,503,000 $ 4,874,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures 536,436  
Options outstanding, beginning, weighted average remaining contractual life, years 2 years 10 months 20 days  
Granted, weighted average exercise price $ 18.36  
Stock Options [Member]    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Stock-based compensation expense $ 1,896,000 1,910,000
Unrecognized costs related to share based compensation 19,200,000  
Restricted Stock Units (RSUs) [Member]    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Stock-based compensation expense 3,607,000 $ 2,964,000
Unrecognized costs related to share based compensation $ 30,600,000  
Weighted average period of recognition of unrecognized costs related to stock options, years 2 years 11 months 12 days  
Granted, number of shares 206,787  
Estimated average fair value per restricted stock unit granted $ 86.74