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Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Apr. 30, 2022
May 31, 2022
Oct. 31, 2021
Entity Listings [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Period End Date Apr. 30, 2022    
Current Fiscal Year End Date --04-30    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Document Transition Report false    
Entity File Number 001-11507    
Entity Registrant Name JOHN WILEY & SONS, INC.    
Entity Central Index Key 0000107140    
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     $ 2,371
Auditor Name KPMG LLP    
Auditor Location New York, New York    
Auditor Firm ID 185    
Class A Common Stock, par value $1.00 per share [Member]      
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   46,717,599  
Class B Common Stock, par value $1.00 per share [Member]      
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   9,031,313