XML 22 R75.htm IDEA: XBRL DOCUMENT v3.20.1
Retirement Plans, Components of Net Pension Expense (Income) and Weighted-Average Assumptions (Details) - USD ($)
$ in Thousands
 12 Months Ended
Apr. 30, 2020
Apr. 30, 2019
Apr. 30, 2018
Weighted-average assumptions [Abstract]      
Retirement plans settlemt charges for employees $ 300    
Retirement plans with accumulated benefit obligations in excess of plan assets [Abstract]      
Projected benefit obligation for plans with accumulated benefit obligations in excess of plan assets 853,300 $ 794,200  
Accumulated benefit obligation for plans with accumulated benefit obligations in excess of plan assets 816,500 762,800  
Fair value of plan assets for plans with accumulated benefit obligations in excess of plan assets 659,400 621,900  
U.S. [Member]      
Defined benefit plans, net pension (income) expense [Abstract]      
Service Cost 0 0 $ 0
Interest Cost 11,247 11,704 11,666
Expected Return on Plan Assets (14,038) (13,472) (13,154)
Net Amortization of Prior Service Cost (154) (154) (154)
Recognized Net Actuarial Loss 2,403 2,035 2,289
Curtailment/Settlement Loss 0 0 0
Net Pension Expense (Income) $ (542) $ 113 $ 647
Weighted-average assumptions [Abstract]      
Discount Rate 4.10% 4.30% 4.10%
Expected Return on Plan Assets 6.80% 6.80% 6.80%
Retirement plans with accumulated benefit obligations in excess of plan assets [Abstract]      
Projected benefit obligation for plans with accumulated benefit obligations in excess of plan assets $ 318,967 $ 285,197  
Non-U.S. [Member]      
Defined benefit plans, net pension (income) expense [Abstract]      
Service Cost 1,851 912 $ 960
Interest Cost 12,652 12,943 13,876
Expected Return on Plan Assets (26,116) (25,551) (26,385)
Net Amortization of Prior Service Cost 73 57 57
Recognized Net Actuarial Loss 3,993 3,746 3,832
Curtailment/Settlement Loss 291 0 19
Net Pension Expense (Income) $ (7,256) $ (7,893) $ (7,641)
Weighted-average assumptions [Abstract]      
Discount Rate 2.40% 2.60% 2.60%
Rate of Compensation Increase 3.00% 3.00% 3.00%
Expected Return on Plan Assets 6.50% 6.50% 6.50%
Retirement plans with accumulated benefit obligations in excess of plan assets [Abstract]      
Projected benefit obligation for plans with accumulated benefit obligations in excess of plan assets $ 497,489 $ 477,561