| Document and Entity Information | Dec. 05, 2023 |
| Cover [Abstract] | |
| Document Period End Date | Dec. 05, 2023 |
| Entity Registrant Name | RYDER SYSTEM INC |
| Amendment Flag | false |
| Entity Central Index Key | 0000085961 |
| Document Type | 8-K |
| Entity Incorporation State Country Code | FL |
| Entity File Number | 1-4364 |
| Entity Tax Identification Number | 59-0739250 |
| Entity Address, Address Line One | 11690 NW 105th Street |
| Entity Address, City or Town | Miami |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 33178 |
| City Area Code | (305) |
| Local Phone Number | 500-3726 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock |
| Trading Symbol | R |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
