v3.26.1
Pensions and Other Benefit Plans - Reconciliation of Benefit Obligation, Plan Assets, and Funded Status (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Change in plan assets:      
Fair value of plan assets at beginning of year $ 94,240    
Fair value of plan assets at end of year 122,770 $ 94,240  
Pension Plans      
Change in benefit obligation:      
Benefit obligation at beginning of year 158,629 268,025  
Acquired benefit obligation from the Kito Crosby Acquisition 49,916 0  
Service cost 730 477 $ 512
Interest cost 7,653 9,783 13,548
Actuarial (gain) loss (5,611) (5,937)  
Benefits paid (13,580) (18,733)  
Settlement 0 (95,080)  
Foreign exchange rate changes 3,284 94  
Benefit obligation at end of year 201,021 158,629 268,025
Change in plan assets:      
Fair value of plan assets at beginning of year 94,240 199,592  
Fair value of plan assets acquired from the Kito Crosby Acquisition 35,953 0  
Actual gain (loss) on plan assets 2,165 10,327  
Employer contribution 4,487 5,136  
Benefits paid (13,580) (18,733)  
Settlement 0 (95,080)  
Assets transferred out related to plan termination (see below) 0 (6,974)  
Foreign exchange rate changes (495) (28)  
Fair value of plan assets at end of year 122,770 94,240 $ 199,592
Funded status (78,251) (64,389)  
Unrecognized actuarial loss (19,258) (16,867)  
Net amount recognized $ (97,509) $ (81,256)