Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Incentive Plans and Grants of Stock Awards (Details)

v3.21.1
Stock-Based Compensation - Incentive Plans and Grants of Stock Awards (Details)
3 Months Ended
Mar. 31, 2021
$ / shares
shares
Fair value assumptions  
Dividend rate 0.00%
Options | Series A common stock  
Stock Based Compensation  
Options granted (in shares) 0
Options | Series B common stock  
Stock Based Compensation  
Options granted (in shares) 0
Options | Series C common stock  
Stock Based Compensation  
Options granted (in shares) 199,000
Options | CEO | Series C common stock  
Stock Based Compensation  
Options granted (in shares) 167,000
Options grant date fair value | $ / shares $ 40.05