Employee Benefit Plans (Net Periodic Benefit Cost (Benefit)) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Retirement Benefits [Abstract]
Expected return on plan assets, net of expenses	$ (12,839)	$ (12,289)	$ (10,772)
Interest cost on projected benefit obligation	3,341	5,010	6,472
Net amortization and deferral	6,116	5,319	5,623
Net periodic expense (benefit)	$ (3,382)	$ (1,960)	$ 1,323