Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.22.4
Stock-Based Compensation (Narrative) (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Stock-based compensation expense $ 21,021,000 $ 19,126,000 $ 17,778,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures 561,295 687,772 660,071  
Options outstanding, beginning, weighted average remaining contractual life, years 7 years 7 days 7 years 3 months 3 days 7 years 2 months 8 days 7 years 1 month 9 days
Granted, weighted average exercise price $ 89.25 $ 95.90 $ 87.25  
2020 Plan [Member]        
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Shares available for future grants 3,094,028      
Stock Options [Member]        
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Stock-based compensation expense $ 7,800,000 $ 6,900,000 $ 7,000,000  
Unrecognized costs related to share based compensation $ 12,900,000      
Weighted average period of recognition of unrecognized costs related to stock options, years 2 years 2 months 4 days      
Restricted Stock Units (RSUs) [Member]        
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Stock-based compensation expense $ 13,200,000 $ 12,200,000 $ 10,800,000  
Unrecognized costs related to share based compensation $ 21,700,000      
Weighted average period of recognition of unrecognized costs related to stock options, years 2 years 2 months 26 days      
Granted, number of shares 247,860 176,804 216,318  
Estimated average fair value per restricted stock unit granted $ 85.27 $ 96.07 $ 78.90