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Employee Benefit Plans - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Defined Benefit Plan Disclosure [Line Items]        
Matching contributions $ 811,000 $ 474,000 $ 2,565,000 $ 1,583,000
Non-U.S. | Pension Plan        
Defined Benefit Plan Disclosure [Line Items]        
Net periodic pension cost $ 105,000 $ 0 $ 323,000 $ 0