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Unconsolidated Affiliates and Noncontrolling Interests - Narrative (Details) $ in Thousands	1 Months Ended				6 Months Ended
	Jun. 30, 2022 USD ($) entity	May 31, 2022	Apr. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2022 USD ($) entity	Jun. 30, 2021 USD ($)
Schedule Of Equity Method Investments [Line Items]
Number of entities - equity method of accounting (entity) | entity	26				26
Number of 50/50 joint ventures | entity	14				14
Fair value carrying amount	$ 1,987,480				$ 1,987,480
Gain on deconsolidation					$ 36,250	$ 55,131
Loan agreement term	5 years
Nonrecourse
Schedule Of Equity Method Investments [Line Items]
Loan, fixed interest rate		5.85%
Loan agreement term		10 years			3 years
Ambassador Town Center J.V., LLC | Nonrecourse
Schedule Of Equity Method Investments [Line Items]
Fair value carrying amount	$ 42,492				$ 42,492
Debt instrument, maturity date	Jun. 30, 2029
Loan, fixed interest rate	4.35%				4.35%
Bullseye, LLC
Schedule Of Equity Method Investments [Line Items]
Gross proceeds from sale of property				$ 10,500
Net profit from sale of property				$ 629
Greenbrier Mall
Schedule Of Equity Method Investments [Line Items]
Loan outstanding balance	$ 61,647				$ 61,647
Gain on deconsolidation					$ 36,250
Shoppes at Eagle Point, LLC | Nonrecourse
Schedule Of Equity Method Investments [Line Items]
Fair value carrying amount			$ 40,000
Debt instrument, maturity date			Oct. 31, 2022
Loan, fixed interest rate			5.40%
Loan agreement term			10 years
York Town Center Holding, LP
Schedule Of Equity Method Investments [Line Items]
Loan agreement term				18 months
York Town Center Holding, LP | Nonrecourse | Mortgage Note Payable
Schedule Of Equity Method Investments [Line Items]
Fair value carrying amount				$ 30,000
Loan agreement term				3 years
Debt Instrument, Interest Rate, Effective Percentage				4.75%
Minimum
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)	20.00%				20.00%
Ownership in variable interest entity (as a percent)					50.00%
Maximum
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)	100.00%				100.00%
Ownership in variable interest entity (as a percent)					92.00%

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