Capital Stock - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Class Of Stock [Line Items]
Authorized capital stock	485,000,000
Common stock, shares authorized	475,000,000	475,000,000
Preferred stock, shares authorized	10,000,000	10,000,000
Share repurchase, aggregate cost	$ 65.3
Shares repurchased	2,050,000	715,000
Stock repurchase program, authorized amount	$ 1,000.0