| Document And Entity Information | Mar. 24, 2022 |
| Document Information [Line Items] | |
| Entity, Registrant Name | Enservco Corporation |
| Document, Type | 8-K |
| Document, Period End Date | Mar. 24, 2022 |
| Entity, Incorporation, State or Country Code | DE |
| Entity, File Number | 001-36335 |
| Entity, Tax Identification Number | 84-0811316 |
| Entity, Address, Address Line One | 14133 County Road 9½ |
| Entity, Address, City or Town | Longmont |
| Entity, Address, State or Province | CO |
| Entity, Address, Postal Zip Code | 80504 |
| City Area Code | 303 |
| Local Phone Number | 333-3678 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.005 par value |
| Trading Symbol | ENSV |
| Security Exchange Name | NYSEAMER |
| Entity, Emerging Growth Company | false |
| Amendment Flag | false |
| Entity, Central Index Key | 0000319458 |
