Cover
| Cover | Dec. 31, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 31, 2021 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-37363 |
| Entity Registrant Name | Enviva Inc. |
| Entity Central Index Key | 0001592057 |
| Entity Tax Identification Number | 46-4097730 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 7272 Wisconsin Ave |
| Entity Address, Address Line Two | Suite 1800 |
| Entity Address, City or Town | Bethesda |
| Entity Address, State or Province | MD |
| Entity Address, Postal Zip Code | 20814 |
| City Area Code | 301 |
| Local Phone Number | 657-5660 |
| 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 | EVA |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Information, Former Legal or Registered Name | Enviva Partners, LP |