| Document and Entity Information Document | Jul. 30, 2020 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Title of 12(b) Security | Common Stock, $0.01 par value per share |
| Entity Address, Address Line One | 6277 Sea Harbor Drive |
| Entity Address, City or Town | Orlando |
| Entity Address, State or Province | FL |
| Entity Incorporation, State or Country Code | DE |
| Document Type | 8-K |
| Document Period End Date | Jul. 30, 2020 |
| Entity Registrant Name | Wyndham Destinations, Inc. |
| Written Communications | false |
| Entity File Number | 001-32876 |
| Entity Tax Identification Number | 20-0052541 |
| Entity Address, Postal Zip Code | 32821 |
| City Area Code | (407) |
| Local Phone Number | 626-5200 |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Trading Symbol | WYND |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001361658 |
