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Retirement and Post-Retirement Benefit Plans - Narrative (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Jan. 31, 2023
Apr. 30, 2023
Apr. 30, 2022
Apr. 30, 2023
Apr. 30, 2022
Retirement and post-retirement benefit plans          
Eligible age with twenty years of service for enhanced early retirement program 55 years        
Restructuring and other charges   $ 178,000   $ 309,000 $ 145,000
Health care coverage extension, enhanced early retirement program, period 36 months        
Maximum retirement medical savings account employer credits $ 12        
Other charges   22,000 $ 4,000 32,000 $ 5,000
Special Termination Benefits | Fiscal 2023 Plan          
Retirement and post-retirement benefit plans          
Restructuring and other charges   105,000   105,000  
Other charges   34,000   34,000  
Post-Retirement Benefit Plans          
Retirement and post-retirement benefit plans          
Anticipated contributions   4,000   4,000  
Contributions to benefit plans       3,000  
Non-U.S. | Defined Benefit Plans          
Retirement and post-retirement benefit plans          
Anticipated contributions   36,000   36,000  
Contributions to benefit plans       21,000  
U.S. | Non-qualified plan          
Retirement and post-retirement benefit plans          
Anticipated contributions   $ 32,000   32,000  
Contributions to benefit plans       $ 13,000