| Document and Entity Information | Feb. 22, 2022 |
| Document and Entity Information [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 22, 2022 |
| Entity Registrant Name | FARMLAND PARTNERS INC. |
| Entity Incorporation, State or Country Code | MD |
| Entity File Number | 001-36405 |
| Entity Tax Identification Number | 46-3769850 |
| Entity Address, Address Line One | 4600 S. Syracuse Street |
| Entity Address, Adress Line Two | Suite 1450 |
| Entity Address, City or Town | Denver |
| Entity Address State Or Province | CO |
| Entity Address, Postal Zip Code | 80237 |
| City Area Code | 720 |
| Local Phone Number | 452-3100 |
| 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 | FPI |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001591670 |
| Amendment Flag | false |
