Schedule of Estimated Fair Value of Stock Options Grant Using Black Scholes Option Pricing Model (Detail) - Employee Stock Option [Member]	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award
Expected life (years)	4 years	4 years	5 years
Risk-free interest rate	3.80%	1.60%	0.40%
Volatility-historical	46.60%	43.70%	37.80%
Dividend yield	0.40%	0.40%	0.40%