Segment Information - Summary (Details) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended			9 Months Ended
		Aug. 31, 2024	Sep. 30, 2024		Sep. 30, 2023	Sep. 30, 2024		Sep. 30, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total revenues	[1],[2]		$ 125,089		$ 129,351	$ 383,871		$ 395,577
Property operating expenses	[3]		(45,497)		(44,902)	(131,478)		(141,807)
Interest expense			(38,849)		(42,891)	(118,068)		(130,588)
Gain on sales of real estate assets			12,816		3,414	16,487		4,896
Other expense			(15)			(142)		(198)
Segment profit (loss)			53,544		44,972	150,670		127,880
Depreciation and amortization			(32,326)		(45,118)	(109,030)		(148,129)
General and administrative expense			(15,402)		(14,398)	(50,647)		(49,783)
Litigation settlement			13		2,060	153		2,178
Interest and other income			4,023		3,628	12,109		9,260
Loss on extinguishment of debt		$ 819	(819)			(819)
Gain on deconsolidation					19,728			47,879
Loss on impairment						(836)
Income tax provision			(364)		(1,263)	(856)		(1,381)
Equity in earnings of unconsolidated affiliates			7,084		3,266	18,826		2,822
Net income (loss)			15,753		12,875	19,570		(9,274)
Capital expenditures	[4]		15,088		13,604	30,601		29,643
Total assets	[5]		2,247,616			2,247,616			$ 2,405,905
Malls
Segment Reporting Information [Line Items]
Total revenues	[1],[6]		119,925		110,062	337,712		336,567
Property operating expenses	[3],[6]		(45,013)		(40,972)	(123,993)		(129,511)
Interest expense	[6]		(26,752)		(17,889)	(57,946)		(58,340)
Gain on sales of real estate assets			10,397	[6]		10,397	[7]
Segment profit (loss)	[6]		58,557		51,201	166,170		148,716
Capital expenditures	[4],[6]		12,673		8,576	24,342		17,986
Total assets	[6]		1,609,784			1,609,784			1,546,610
All Other
Segment Reporting Information [Line Items]
Total revenues	[1],[7]		5,164		19,289	46,159		59,010
Property operating expenses	[3],[7]		(484)		(3,930)	(7,485)		(12,296)
Interest expense	[7]		(12,097)		(25,002)	(60,122)		(72,248)
Gain on sales of real estate assets	[7]		2,419		3,414	6,090		4,896
Other expense	[7]		(15)			(142)		(198)
Segment profit (loss)	[7]		(5,013)		(6,229)	(15,500)		(20,836)
Capital expenditures	[4],[7]		2,415		$ 5,028	6,259		$ 11,657
Total assets	[7]		$ 637,832			$ 637,832			$ 859,295

[1] Management, development and leasing fees are included in All Other category. See Note 3 for information on the Company’s revenues disaggregated by revenue source for each of the above segments.

[2] Sales taxes are excluded from revenues.

[3] Property operating expenses include property operating, real estate taxes and maintenance and repairs.

[4] Includes additions to and acquisitions of real estate assets and investments in unconsolidated affiliates. Developments in progress are included in the All Other category.

[5] As of September 30, 2024, includes $175,142 of assets related to consolidated variable interest entities that can be used only to settle obligations of the consolidated variable interest entities and $209,814 of liabilities of consolidated variable interest entities for which creditors do not have recourse to the general credit of the Company. See Note 7.

[6] The Malls category includes malls, lifestyle centers and outlet centers.

[7] The All Other category includes open-air centers, outparcels, office buildings, corporate-level debt and the Management Company.