| Document and Entity Information | Nov. 06, 2019 |
| Entity Listings [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 6, 2019 |
| Entity Registrant Name | JOHN WILEY & SONS, INC. |
| Entity Incorporation, State or Country Code | NY |
| Entity File Number | 001-11507 |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0000107140 |
| Common Class A [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | Class A Common Stock, par value $1.00 per share |
| Trading Symbol | JW.A |
| Security Exchange Name | NYSE |
| Common Class B [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | Class B Common Stock, par value $1.00 per share |
| Trading Symbol | JW.B |
| Security Exchange Name | NYSE |
