| Cover | Mar. 13, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | This Form 8-K/A is filed as an amendment (“Amendment No. 1”) to the Current Report on Form 8-K by Rafael Holdings, Inc. (the “Company”) under Items 2.01 and 9.01 on March 13, 2024 (the “Original 8-K”). Amendment No. 1 is being filed in order to provide certain financial statements and to furnish certain pro forma financial information pursuant to Item 9.01 of this Form 8-K/A. |
| Document Period End Date | Mar. 13, 2024 |
| Entity File Number | 1-38411 |
| Entity Registrant Name | RAFAEL HOLDINGS, INC. |
| Entity Central Index Key | 0001713863 |
| Entity Tax Identification Number | 82-2296593 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 520 Broad Street |
| Entity Address, City or Town | Newark |
| Entity Address, State or Province | NJ |
| Entity Address, Postal Zip Code | 07102 |
| City Area Code | 212) |
| Local Phone Number | 658-1450 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class B common stock, par value $0.01 per share |
| Trading Symbol | RFL |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
