Annual report pursuant to Section 13 and 15(d)

Defined Contribution Plan (Details)

v3.22.0.1
Defined Contribution Plan (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Defined Contribution Plan Disclosure [Line Items]      
Contribution (less than) $ 1 $ 1 $ 1
First 4% of Employee's Contribution      
Defined Contribution Plan Disclosure [Line Items]      
Employees contribution match percent 100.00%    
Employer salary match percent 4.00%    
Next 2% of Employee's Contribution      
Defined Contribution Plan Disclosure [Line Items]      
Employees contribution match percent 50.00%    
Employer salary match percent 2.00%