| Cover | Jan. 12, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jan. 12, 2024 |
| Entity File Number | 000-56469 |
| Entity Registrant Name | ENDI CORP. |
| Entity Central Index Key | 0001908984 |
| Entity Tax Identification Number | 87-4284605 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 2400 Old Brick Rd. |
| Entity Address, Address Line Two | Suite 115 |
| Entity Address, City or Town | Glen Allen |
| Entity Address, State or Province | VA |
| Entity Address, Postal Zip Code | 23060 |
| City Area Code | (434) |
| Local Phone Number | 336-7737 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
