XML 121 R105.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Retirement Plans - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2022
Defined Benefit Plan Disclosure [Line Items]      
Expected cash contributions to pension plans in 2023 $ 1,532    
Defined Contribution Pension      
Defined Benefit Plan Disclosure [Line Items]      
Employer expenses 22,819 $ 20,933 $ 18,402
United States Plans      
Defined Benefit Plan Disclosure [Line Items]      
Employer expenses 0 0  
International Plans      
Defined Benefit Plan Disclosure [Line Items]      
Employer expenses $ 1,655 $ 6,428  
International Plans | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation percentage 65.00%    
Minimum      
Defined Benefit Plan Disclosure [Line Items]      
Pension plan benchmark funds and returns, term (in years) 3 years    
Minimum | United States Plans | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Equity investments target range, minimum 40.00%    
Minimum | UNITED KINGDOM | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Equity investments target range, minimum 60.00%    
Maximum      
Defined Benefit Plan Disclosure [Line Items]      
Pension plan benchmark funds and returns, term (in years) 5 years    
Maximum | United States Plans | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Equity investments target range, minimum 75.00%