| Document And Entity Information | Sep. 08, 2021 |
| Document Information [Line Items] | |
| Entity, Registrant Name | Gevo, Inc. |
| Document, Type | 8-K |
| Document, Period End Date | Sep. 8, 2021 |
| Entity, Incorporation, State or Country Code | DE |
| Entity, File Number | 001-35073 |
| Entity, Tax Identification Number | 87-0747704 |
| Entity, Address, Address Line One | 345 Inverness Drive South, Building C, Suite 310 |
| Entity, Address, City or Town | Englewood |
| Entity, Address, State or Province | CO |
| Entity, Address, Postal Zip Code | 80112 |
| City Area Code | 303 |
| Local Phone Number | 858-8358 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | GEVO |
| Security Exchange Name | NASDAQ |
| Entity, Emerging Growth Company | false |
| Amendment Flag | false |
| Entity, Central Index Key | 0001392380 |
