v3.26.1
MORTGAGE AND OTHER INDEBTEDNESS - Unsecured Revolving Credit Facility - Additional Information (Details)
 1 Months Ended 6 Months Ended
Oct. 31, 2024
USD ($)
extension
Jun. 30, 2026
USD ($)
extension
Dec. 31, 2025
USD ($)
Debt Instrument [Line Items]      
Gross amount outstanding   $ 2,845,169,000 $ 3,027,937,000
Letters of credit outstanding   6,900,000  
Letters of credit outstanding, amount advanced   0  
Unsecured term loans      
Debt Instrument [Line Items]      
Gross amount outstanding   550,000,000 550,000,000
$300M unsecured term loan | Unsecured term loans      
Debt Instrument [Line Items]      
Debt instrument, face amount   300,000,000  
Gross amount outstanding   300,000,000 300,000,000
Kite Realty Group, L.P. | $300M unsecured term loan | Unsecured term loans      
Debt Instrument [Line Items]      
Debt instrument term (in years) 7 years    
Debt instrument, face amount $ 300,000,000    
Gross amount outstanding   300,000,000  
Unsecured revolving line of credit      
Debt Instrument [Line Items]      
Gross amount outstanding   $ 0 $ 85,000,000
Unsecured revolving line of credit | Debt Instrument, Maturity Option, One      
Debt Instrument [Line Items]      
Number of extension options | extension   1  
Extension period   1 year  
Unsecured revolving line of credit | Debt Instrument, Maturity Option, Two      
Debt Instrument [Line Items]      
Number of extension options | extension   2  
Extension period   6 months  
Unsecured revolving line of credit | Kite Realty Group, L.P.      
Debt Instrument [Line Items]      
Line of credit, maximum borrowing capacity 1,100,000,000 $ 1,100,000,000  
Line of credit, accordion feature, maximum borrowing capacity option $ 2,000,000,000.0    
Covenant, total leverage ratio, minimum (as a percent)   0.350  
Covenant, total leverage ratio, maximum (as a percent)   0.375  
Reduction of interest rate margin upon achievement of sustainability metric   0.0002  
Unsecured revolving line of credit | Kite Realty Group, L.P. | Debt Instrument, Maturity Option, One      
Debt Instrument [Line Items]      
Number of extension options | extension 1 1  
Extension period 1 year 1 year  
Unsecured revolving line of credit | Kite Realty Group, L.P. | Debt Instrument, Maturity Option, Two      
Debt Instrument [Line Items]      
Number of extension options | extension 2 2  
Extension period 6 months 6 months