| Document And Entity Information | Aug. 26, 2021 |
| Document Information Line Items | |
| Entity Registrant Name | MITESCO, INC |
| Trading Symbol | N/A |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Central Index Key | 0000802257 |
| Document Period End Date | Aug. 26, 2021 |
| Entity Emerging Growth Company | false |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 000-53601 |
| Entity Tax Identification Number | 87-0496850 |
| Entity Address, Address Line One | 1660 Highway 100 South, Suite 432 |
| Entity Address, City or Town | St. Louis Park |
| Entity Address, State or Province | MN |
| Entity Address, Postal Zip Code | 55416 |
| City Area Code | (844) |
| Local Phone Number | 383-8689 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | N/A |
| Security Exchange Name | NONE |
