XML 150 R135.htm IDEA: XBRL DOCUMENT v3.25.1
Post-Retirement Benefits - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of summary of retirement benefit plans other benefits post retirement [line items]      
Weighted average duration of defined benefit obligation 10 years 9 months 10 days 12 years 6 months 18 days  
Percentage Of Reasonably Possible Increase Decrease In Actuarial Assumption 1.00%    
Multi-employer defined benefit plans [member]      
Disclosure of summary of retirement benefit plans other benefits post retirement [line items]      
Defined contribution pension plan by employer $ 17.8 $ 17.3 $ 9.7