| COVER PAGE COVER PAGE | Apr. 29, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Apr. 29, 2021 |
| Entity Registrant Name | KITE REALTY GROUP TRUST |
| Entity Incorporation, State or Country Code | MD |
| Entity File Number | 1-32268 |
| Entity Tax Identification Number | 11-3715772 |
| Entity Address, Address Line One | 30 S. Meridian Street |
| Entity Address, Address Line Two | Suite 1100 |
| Entity Address, City or Town | Indianapolis |
| Entity Address, State or Province | IN |
| Entity Address, Postal Zip Code | 46204 |
| City Area Code | (317) |
| Local Phone Number | 577-5600 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Shares, $0.01 par value per share |
| Trading Symbol | KRG |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001286043 |
| Amendment Flag | false |
