Retirement Plans - Schedule of Weighted-Average Assumptions Used to Determine Benefit Obligation (Detail) - Benefit Obligation [Member]	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net Periodic Benefit Cost Assumptions [Line Items]
Discount rate	5.31%	2.38%	1.83%
Health care cost trend: Initial	6.50%	5.90%	5.95%
Health care cost trend: Ultimate	4.75%	4.75%	4.75%
Year ultimate reached	2028	2027	2026