| Document and Entity Information | Sep. 12, 2022 |
| Document Information | |
| Document Type | 8-K |
| Document Period End Date | Sep. 12, 2022 |
| Entity Registrant Name | AMERICAN HOMES 4 RENT |
| Entity Incorporation, State or Country Code | MD |
| Entity File Number | 001-36013 |
| Entity Tax Identification Number | 46-1229660 |
| Entity Address, Address Line One | 280 Pilot Road |
| Entity Address, City or Town | Las Vegas |
| Entity Address, State or Province | NV |
| Entity Address, Postal Zip Code | 89119 |
| City Area Code | 702 |
| Local Phone Number | 847-7800 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001562401 |
| Amendment Flag | false |
| Class A common shares/units | |
| Document Information | |
| Title of 12(b) Security | Class A common shares of beneficial interest, $.01 par value |
| Trading Symbol | AMH |
| Security Exchange Name | NYSE |
| Series G Perpetual Preferred Shares | |
| Document Information | |
| Title of 12(b) Security | Series G perpetual preferred shares of beneficial interest, $.01 par value |
| Trading Symbol | AMH-G |
| Security Exchange Name | NYSE |
| Series H Perpetual Preferred Shares | |
| Document Information | |
| Title of 12(b) Security | Series H perpetual preferred shares of beneficial interest, $.01 par value |
| Trading Symbol | AMH-H |
| Security Exchange Name | NYSE |
| American Homes 4 Rent, L.P. | |
| Document Information | |
| Entity Registrant Name | AMERICAN HOMES 4 RENT, L.P. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 333-221878-02 |
| Entity Tax Identification Number | 80-0860173 |
| Entity Central Index Key | 0001716558 |
