Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Status of Stock Options Related to Stock Plans (Details)

v3.22.0.1
Employee Benefit Plans - Status of Stock Options Related to Stock Plans (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options Outstanding Beginning Balance 2,300,000    
Options Outstanding Ending Balance 1,800,000 2,300,000  
Exercise Price Per Share, Exercised $ (500,000)    
Weighted Average Exercise Price Per Share, Exercisable $ 16.76 $ 16.76  
Weighted Average Remaining Contractual Term, Exercisable 8 years 3 months 18 days 9 years 3 months 18 days  
Aggregate Intrinsic Value, Exercisable $ 57,900 $ 49,400  
Intrinsic value of stock options exercised $ 500 $ 0 $ 400
Non-vested Restricted Stock Awards and Restricted Stock Units, Granted 400,000    
Executive officers and other key associates | Restricted stock units | 2012 Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Non-vested Restricted Stock Awards and Restricted Stock Units, Granted 389,000    
Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Exercise Price Per Share, Exercisable $ 16.76 $ 16.76  
Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Exercise Price Per Share, Exercisable $ 16.76 $ 16.76