| Cover | Dec. 11, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 11, 2024 |
| Entity File Number | 001-41157 |
| Entity Registrant Name | BIONOMICS LIMITED/FI |
| Entity Central Index Key | 0001191070 |
| Entity Tax Identification Number | 00-0000000 |
| Entity Incorporation, State or Country Code | C3 |
| Entity Address, Address Line One | 200 Greenhill Road |
| Entity Address, City or Town | Eastwood, SA |
| Entity Address, Country | AU |
| Entity Address, Postal Zip Code | 5063 |
| City Area Code | +61 |
| Local Phone Number | 8 8150 7400 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | American Depositary Shares |
| Trading Symbol | BNOX |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
