| Document and Entity Information | Aug. 11, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 11, 2023 |
| Entity File Number | 001-38556 |
| Entity Registrant Name | Entera Bio Ltd. |
| Entity Central Index Key | 0001638097 |
| Entity Incorporation, State or Country Code | L3 |
| Entity Tax Identification Number | 00-0000000 |
| Entity Address, Address Line One | KIRYAT HADASSAH, MINRAV BUILDING |
| Entity Address, Address Line Two | FIFTH FLOOR |
| Entity Address, City or Town | JERUSALEM |
| Entity Address, Country | IL |
| Entity Address, Postal Zip Code | 9112002 |
| City Area Code | 972 |
| Local Phone Number | 97225327151 |
| Title of 12(b) Security | Ordinary Shares, par value of NIS 0.0000769 |
| Trading Symbol | ENTX |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
