MORTGAGE AND OTHER INDEBTEDNESS - Schedule of Unsecured Term Loans Key Terms (Details)	1 Months Ended	12 Months Ended
	Jul. 31, 2022 USD ($)	Dec. 31, 2023 USD ($) extension	Dec. 31, 2022 USD ($)	Oct. 31, 2021 USD ($)	Oct. 31, 2018 USD ($)
Debt Instrument [Line Items]
Gross debt		$ 2,802,941,000	$ 2,978,256,000
Unsecured term loans
Debt Instrument [Line Items]
Gross debt		820,000,000	820,000,000
Unsecured term loans \| $120M unsecured term loan
Debt Instrument [Line Items]
Gross debt		120,000,000	120,000,000
Unsecured term loans \| $120M unsecured term loan \| SOFR
Debt Instrument [Line Items]
Gross debt		$ 120,000,000
Unsecured term loans \| $120M unsecured term loan \| Minimum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)		0.80%
Unsecured term loans \| $120M unsecured term loan \| Maximum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)		1.65%
Unsecured term loans \| $120M unsecured term loan \| Kite Realty Group, L.P.
Debt Instrument [Line Items]
Gross debt		$ 120,000,000		$ 120,000,000
Unsecured term loans \| $120M unsecured term loan \| Kite Realty Group, L.P. \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.10%
Unsecured term loans \| $120M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Leverage-based pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.20%
Unsecured term loans \| $120M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		0.80%
Unsecured term loans \| $120M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Leverage-based pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.70%
Unsecured term loans \| $120M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.65%
Unsecured term loans \| $250M unsecured term loan
Debt Instrument [Line Items]
Gross debt		$ 250,000,000	250,000,000
Number of extension options \| extension		3
Extension period		1 year
Unsecured term loans \| $250M unsecured term loan \| SOFR
Debt Instrument [Line Items]
Gross debt		$ 250,000,000
Unsecured term loans \| $250M unsecured term loan \| Kite Realty Group, L.P.
Debt Instrument [Line Items]
Gross debt		$ 250,000,000			$ 250,000,000
Number of extension options \| extension		3
Extension period		1 year
Unsecured term loans \| $250M unsecured term loan \| Kite Realty Group, L.P. \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.10%
Unsecured term loans \| $250M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Leverage-based pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		2.00%
Unsecured term loans \| $250M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		2.00%
Unsecured term loans \| $250M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Leverage-based pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		2.55%
Unsecured term loans \| $250M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		2.50%
Unsecured term loans \| $150M unsecured term loan
Debt Instrument [Line Items]
Gross debt		$ 150,000,000	150,000,000
Unsecured term loans \| $150M unsecured term loan \| SOFR
Debt Instrument [Line Items]
Gross debt		$ 150,000,000
Unsecured term loans \| $150M unsecured term loan \| Minimum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)		0.75%
Unsecured term loans \| $150M unsecured term loan \| Maximum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)		1.60%
Unsecured term loans \| $150M unsecured term loan \| Kite Realty Group, L.P.
Debt Instrument [Line Items]
Gross debt		$ 150,000,000		$ 150,000,000
Unsecured term loans \| $150M unsecured term loan \| Kite Realty Group, L.P. \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.10%
Unsecured term loans \| $150M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Leverage-based pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.20%
Unsecured term loans \| $150M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		0.75%
Unsecured term loans \| $150M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Leverage-based pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.70%
Unsecured term loans \| $150M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.60%
Unsecured term loans \| $300M unsecured term loan
Debt Instrument [Line Items]
Gross debt		$ 300,000,000	300,000,000
Unsecured term loans \| $300M unsecured term loan \| SOFR
Debt Instrument [Line Items]
Gross debt		$ 300,000,000	$ 300,000,000
Unsecured term loans \| $300M unsecured term loan \| Minimum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)		1.15%	1.15%
Unsecured term loans \| $300M unsecured term loan \| Maximum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)		2.20%	2.20%
Unsecured term loans \| $300M unsecured term loan \| Kite Realty Group, L.P.
Debt Instrument [Line Items]
Gross debt	$ 300,000,000	$ 300,000,000
Unsecured term loans \| $300M unsecured term loan \| Kite Realty Group, L.P. \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	0.10%	0.10%
Unsecured term loans \| $300M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)	1.15%
Unsecured term loans \| $300M unsecured term loan \| Kite Realty Group, L.P. \| Minimum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		1.15%
Unsecured term loans \| $300M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR
Debt Instrument [Line Items]
Credit spread (as a percent)	2.20%
Unsecured term loans \| $300M unsecured term loan \| Kite Realty Group, L.P. \| Maximum \| SOFR \| Investment grade pricing
Debt Instrument [Line Items]
Credit spread (as a percent)		2.20%