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Cover - USD ($)
 12 Months Ended
Oct. 31, 2025
Nov. 30, 2025
Apr. 30, 2025
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Oct. 31, 2025    
Current Fiscal Year End Date --10-31    
Document Transition Report false    
Entity File Number 0-7977    
Entity Registrant Name NORDSON CORPORATION    
Entity Incorporation, State or Country Code OH    
Entity Tax Identification Number 34-0590250    
Entity Address, Address Line One 28601 Clemens Road    
Entity Address, City or Town Westlake    
Entity Address, State or Province OH    
Entity Address, Postal Zip Code 44145    
City Area Code 440    
Local Phone Number 892-1580    
Title of 12(b) Security Common Shares, without par value    
Trading Symbol NDSN    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 10,705,289,437
Entity Common Stock, Shares Outstanding   55,823,516  
Entity Common Stock, Shares Outstanding   55,823,516  
Documents Incorporated by Reference
Portions of the Definitive Proxy Statement for the 2026 Annual Meeting of Shareholders - Part III of the Form 10-K
    
Amendment Flag false    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Entity Central Index Key 0000072331