Employee Benefit Plans - Summary of Weighted Average Actuarial Assumptions (Detail)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rate	5.60%	4.60%	6.50%
Rate of increase in compensation levels	7.60%	7.10%	6.00%
Expected long-term rate of return on plan assets per annum	6.80%	7.00%	7.50%