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Employee Benefit Plans - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Postemployment Benefits [Abstract]      
Percentage of employees contributions maximum 50.00%    
Employer matching contribution per each dollar a participant contributes $ 0.50    
Percentage of company matches of employees contributions maximum 3.00%    
Employee vesting period 2 years    
Employer contributions for benefit plans $ 68,000,000 $ 63,000,000 $ 81,000,000