Retirement Plans - Summary of Changes in Plan Benefit Obligations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Retirement Benefits [Abstract]
Beginning benefit obligation	$ 23,661	$ 23,155
Interest cost	$ 1,158	$ 1,217
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Interest Income (Expense), Nonoperating	Interest Income (Expense), Nonoperating
Actuarial loss (gain)	$ (1,355)	$ 739
Benefit payments	(1,456)	(1,450)
Ending benefit obligation	22,008	23,661
Fair value of plan assets at end of year	0	0
(Unfunded) funded status	$ (22,008)	$ (23,661)