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Employee Benefit Plans - Schedule of weighted average assumptions used to determine benefit obligations, Philippines Plan (Detail) - Benefit obligations of Philippines Plan
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]    
Discount rate (in percentage) 7.67% 5.26%
Rate of increase in compensation per annum (in percentage)   5.00%
Minimum    
Defined Benefit Plan Disclosure [Line Items]    
Rate of increase in compensation per annum (in percentage) 3.00%  
Maximum    
Defined Benefit Plan Disclosure [Line Items]    
Rate of increase in compensation per annum (in percentage) 6.00%