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Share-Based Compensation - AO LTIP Units (Details) - $ / shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)	21,567	24,067
John A. Kite | AO LTIP Units - 2019 Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)		1,490,683
Participation Threshold per AO LTIP Unit (in dollars per share)		$ 15.79
John A. Kite | AO LTIP Units - 2020 Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)	1,729,729
Participation Threshold per AO LTIP Unit (in dollars per share)	$ 17.76
Thomas A. McGowan | AO LTIP Units - 2019 Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)		372,671
Participation Threshold per AO LTIP Unit (in dollars per share)		$ 15.79
Thomas A. McGowan | AO LTIP Units - 2020 Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)	405,405
Participation Threshold per AO LTIP Unit (in dollars per share)	$ 17.76
Heath R. Fear | AO LTIP Units - 2019 Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)		253,416
Participation Threshold per AO LTIP Unit (in dollars per share)		$ 15.79
Heath R. Fear | AO LTIP Units - 2020 Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of AO LTIP Units (in shares)	275,675
Participation Threshold per AO LTIP Unit (in dollars per share)	$ 17.76

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Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Participation Threshold

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Number of options outstanding, including both vested and non-vested options.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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