| Cover | Sep. 13, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 13, 2022 |
| Entity File Number | 000-19871 |
| Entity Registrant Name | MICROBOT MEDICAL INC. |
| Entity Central Index Key | 0000883975 |
| Entity Tax Identification Number | 94-3078125 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 25 Recreation Park Drive |
| Entity Address, Address Line Two | Unit 108 |
| Entity Address, City or Town | Hingham |
| Entity Address, State or Province | MA |
| Entity Address, Postal Zip Code | 02043 |
| City Area Code | (781) |
| Local Phone Number | 875-3605 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.01 par value |
| Trading Symbol | MBOT |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
