v3.26.1
Pensions and Other Benefit Plans - Retirement Plan Target and Actual Asset Allocations (Details)
Mar. 31, 2026
Mar. 31, 2025
Defined Benefit Plan Disclosure [Line Items]    
Target 100.00%  
Actual 100.00% 100.00%
Equity securities | Pension Plans    
Defined Benefit Plan Disclosure [Line Items]    
Target 5.00%  
Actual 6.00% 11.00%
Fixed income securities | Pension Plans    
Defined Benefit Plan Disclosure [Line Items]    
Target 95.00%  
Actual 94.00% 89.00%