| Document and Entity Information | Mar. 20, 2020 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001590717 |
| Document Type | 8-K |
| Document Period End Date | Mar. 20, 2020 |
| Entity Registrant Name | CARETRUST REIT, INC. |
| Entity Incorporation State Country Code | MD |
| Entity File Number | 001-36181 |
| Entity Tax Identification Number | 46-3999490 |
| Entity Address, Address Line One | 905 Calle Amanecer |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | San Clemente |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 92673 |
| City Area Code | (949) |
| Local Phone Number | 542-3130 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common stock, $0.01 par value |
| Trading Symbol | CTRE |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
