Stock-based Compensation - Fair Value Assumptions for Stock Options (Detail) - Stock Option [Member]	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expected dividend yield	1.34%	1.22%	1.19%
Expected volatility	31.80%	30.89%	31.29%
Expected term	6 years 10 months 24 days	6 years 9 months 18 days	7 years 2 months 12 days
Risk-free interest rate	4.09%	4.23%	4.03%