Quarterly report pursuant to Section 13 or 15(d)

Employee Defined-Contribution Plans (Details)

v3.21.2
Employee Defined-Contribution Plans (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Retirement Benefits [Abstract]        
Percentage of contributions that fully vest     100.00%  
Employer contribution, percentage of employee's eligible compensation     3.00%  
Contributions $ 0.2 $ 0.1 $ 0.4 $ 0.3