| Document And Entity Information | Aug. 11, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 11, 2022 |
| Entity Registrant Name | Arcadia Biosciences, Inc. |
| Entity Central Index Key | 0001469443 |
| Entity Emerging Growth Company | false |
| Entity File Number | 001-37383 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 81-0571538 |
| Entity Address, Address Line One | 202 Cousteau Place |
| Entity Address, Address Line Two | Suite 105 |
| Entity Address, City or Town | Davis |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 95618 |
| City Area Code | 530 |
| Local Phone Number | 756-7077 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common |
| Trading Symbol | RKDA |
| Security Exchange Name | NASDAQ |
