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Cover Page - USD ($)
$ in Millions
 12 Months Ended
Apr. 30, 2023
May 31, 2023
Oct. 31, 2022
Entity Listings [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Apr. 30, 2023    
Current Fiscal Year End Date --04-30    
Document Transition Report false    
Entity File Number 001-11507    
Entity Registrant Name JOHN WILEY & SONS, INC.    
Entity Incorporation, State or Country Code NY    
Entity Tax Identification Number 13-5593032    
Entity Address, Address Line One 111 River Street    
Entity Address, City or Town Hoboken    
Entity Address, State or Province NJ    
Entity Address, Postal Zip Code 07030    
City Area Code 201    
Local Phone Number 748-6000    
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    
Entity Shell Company false    
Entity Public Float     $ 1,821
Documents Incorporated by Reference Portions of the registrant’s definitive proxy statement for use in connection with its annual meeting of stockholders scheduled to be held on September 28, 2023, are incorporated by reference into Part III of this Annual Report on Form 10-K.    
Entity Central Index Key 0000107140    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Amendment Flag false    
Class A Common Stock, par value $1.00 per share      
Entity Listings [Line Items]      
Title of 12(b) Security Class A Common Stock, par value $1.00 per share    
Trading Symbol WLY    
Security Exchange Name NYSE    
Entity Common Stock, Shares Outstanding   46,255,091  
Class B Common Stock, par value $1.00 per share      
Entity Listings [Line Items]      
Title of 12(b) Security Class B Common Stock, par value $1.00 per share    
Trading Symbol WLYB    
Security Exchange Name NYSE    
Entity Common Stock, Shares Outstanding   9,026,142