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Employee Compensation and Benefit Plans - Schedule of Change in Benefit Obligation, Plan Assets and Funded Status for Pension Plans (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Pension Plan    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Benefit obligation $ 54,262 $ 58,965
Fair value of plan assets 50,078 46,303
Unfunded status recognized in Other liabilities (4,183) (12,662)
Amounts recognized in Accumulated other comprehensive loss 1,955 8,484
Gratuity Plan    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Benefit obligation 6,305 6,091
Fair value of plan assets 42 40
Unfunded status recognized in Other liabilities $ (6,263) $ (6,051)