v3.25.2
Retirement Plans - Changes in and Status of Defined Benefit Plans' Assets and Benefit Obligations (Details) - USD ($)
$ in Thousands
12 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2023
CHANGE IN PLAN ASSETS      
Fair value of plan assets, beginning of year $ 466,737    
Fair value, end of year 476,702 $ 466,737  
US      
CHANGE IN PLAN ASSETS      
Fair value of plan assets, beginning of year 173,569 186,607  
Actual return on plan assets 13,312 (707)  
Employer contributions 3,198 3,672  
Employee contributions 0 0  
Settlements 0 0  
Benefits paid (15,909) (16,003)  
Foreign currency rate changes 0 0  
Fair value, end of year 174,170 173,569 $ 186,607
CHANGE IN PROJECTED BENEFIT OBLIGATION      
Benefit obligation, beginning of year (215,563) (235,888)  
Service cost 0 0 0
Interest cost (12,133) (11,654) (11,242)
Actuarial (losses) gains (4,760) 15,976  
Benefits paid 15,909 16,003  
Foreign currency rate changes 0 0  
Settlements and other 0 0  
Benefit obligation, end of year (216,547) (215,563) (235,888)
Underfunded status, end of year (42,377) (41,994)  
AMOUNTS RECOGNIZED ON THE STATEMENT OF FINANCIAL POSITION      
Noncurrent assets 0 0  
Current pension liability (2,881) (3,093)  
Noncurrent pension liability excluding held-for-sale (39,496) (38,901)  
Noncurrent pension liability held-for-sale 0 0  
Noncurrent pension liability (39,496) (38,901)  
Net amount recognized in statement of financial position (42,377) (41,994)  
AMOUNTS RECOGNIZED IN ACCUMULATED OTHER COMPREHENSIVE LOSS (BEFORE TAX) CONSIST OF      
Net actuarial losses (75,768) (77,025)  
Prior service cost gains (losses) 1,484 1,638  
Total accumulated other comprehensive loss (74,284) (75,387)  
Change in accumulated other comprehensive loss 1,103 7,188  
INFORMATION FOR PENSION PLANS WITH AN ACCUMULATED BENEFIT OBLIGATION IN EXCESS OF PLAN ASSETS      
Accumulated benefit obligation 216,547 215,563  
Fair value of plan assets 174,170 173,569  
INFORMATION FOR PENSION PLANS WITH A PROJECTED BENEFIT OBLIGATION IN EXCESS OF PLAN ASSETS      
Projected benefit obligation 216,547 215,563  
Fair value of plan assets $ 174,170 $ 173,569  
WEIGHTED AVERAGE ASSUMPTIONS USED IN DETERMINING ASSETS AND LIABILITIES      
Discount rate 5.70% 5.10%  
Accumulated benefit obligations $ (216,547) $ (215,563)  
Non-US      
CHANGE IN PLAN ASSETS      
Fair value of plan assets, beginning of year 293,168 302,055  
Actual return on plan assets (7,426) (7,276)  
Employer contributions 13,526 11,708  
Employee contributions 0 0  
Settlements (729) 0  
Benefits paid (14,560) (12,215)  
Foreign currency rate changes 18,553 (1,104)  
Fair value, end of year 302,532 293,168 302,055
CHANGE IN PROJECTED BENEFIT OBLIGATION      
Benefit obligation, beginning of year (324,362) (343,008)  
Service cost (560) (532) (796)
Interest cost (16,603) (16,069) (13,389)
Actuarial (losses) gains 22,520 21,258  
Benefits paid 14,560 12,215  
Foreign currency rate changes (19,984) 2,009  
Settlements and other 1,097 (235)  
Benefit obligation, end of year (323,332) (324,362) $ (343,008)
Underfunded status, end of year (20,800) (31,194)  
AMOUNTS RECOGNIZED ON THE STATEMENT OF FINANCIAL POSITION      
Noncurrent assets 12,885 2,967  
Current pension liability (1,282) (1,193)  
Noncurrent pension liability excluding held-for-sale (32,403) (31,931)  
Noncurrent pension liability held-for-sale 0 (1,037)  
Noncurrent pension liability (32,403) (32,968)  
Net amount recognized in statement of financial position (20,800) (31,194)  
AMOUNTS RECOGNIZED IN ACCUMULATED OTHER COMPREHENSIVE LOSS (BEFORE TAX) CONSIST OF      
Net actuarial losses (206,945) (196,705)  
Prior service cost gains (losses) (992) (1,224)  
Total accumulated other comprehensive loss (207,937) (197,929)  
Change in accumulated other comprehensive loss (10,008) 830  
INFORMATION FOR PENSION PLANS WITH AN ACCUMULATED BENEFIT OBLIGATION IN EXCESS OF PLAN ASSETS      
Accumulated benefit obligation 34,189 34,274  
Fair value of plan assets 511 481  
INFORMATION FOR PENSION PLANS WITH A PROJECTED BENEFIT OBLIGATION IN EXCESS OF PLAN ASSETS      
Projected benefit obligation 34,198 34,643  
Fair value of plan assets $ 511 $ 481  
WEIGHTED AVERAGE ASSUMPTIONS USED IN DETERMINING ASSETS AND LIABILITIES      
Discount rate 5.50% 4.80%  
Rate of compensation increase 3.00% 3.00%  
Accumulated benefit obligations $ (315,748) $ (316,107)