Segment Information - Summary (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total revenues	[1],[2]	$ 129,665	$ 129,867	$ 258,782	$ 266,226
Property operating expenses	[3]	(42,947)	(45,979)	(85,981)	(96,905)
Interest expense		(39,407)	(44,173)	(79,219)	(87,697)
Gain (loss) on sales of real estate assets		(50)	(114)	3,671	1,482
Other expense		(127)		(127)	(198)
Segment profit (loss)		47,134	39,601	97,126	82,908
Depreciation and amortization		(38,664)	(49,742)	(76,704)	(103,011)
General and administrative expense		(14,831)	(16,156)	(35,245)	(35,385)
Litigation settlement		72	74	140	118
Interest and other income		4,082	2,967	8,086	5,632
Gain on deconsolidation					28,151
Loss on impairment				(836)
Income tax provision		(650)	(219)	(492)	(118)
Equity in earnings (losses) of unconsolidated affiliates		7,148	812	11,742	(444)
Net income (loss)		4,291	(22,663)	3,817	(22,149)
Capital expenditures	[4]	9,446	8,504	15,513	16,039
Total assets	[5]	2,321,701		2,321,701		$ 2,405,905
Malls
Segment Reporting Information [Line Items]
Total revenues	[1],[6]	108,211	110,622	217,787	226,505
Property operating expenses	[3],[6]	(39,365)	(41,668)	(78,980)	(88,539)
Interest expense	[6]	(15,457)	(19,968)	(31,194)	(40,451)
Segment profit (loss)	[6]	53,389	48,986	107,613	97,515
Capital expenditures	[4],[6]	7,174	4,977	11,669	9,410
Total assets	[6]	1,458,325		1,458,325		1,546,610
All Other
Segment Reporting Information [Line Items]
Total revenues	[1],[7]	21,454	19,245	40,995	39,721
Property operating expenses	[3],[7]	(3,582)	(4,311)	(7,001)	(8,366)
Interest expense	[7]	(23,950)	(24,205)	(48,025)	(47,246)
Gain (loss) on sales of real estate assets	[7]	(50)	(114)	3,671	1,482
Other expense	[7]	(127)		(127)	(198)
Segment profit (loss)	[7]	(6,255)	(9,385)	(10,487)	(14,607)
Capital expenditures	[4],[7]	2,272	$ 3,527	3,844	$ 6,629
Total assets	[7]	$ 863,376		$ 863,376		$ 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 June 30, 2024, includes $178,452 of assets related to consolidated variable interest entities that can be used only to settle obligations of the consolidated variable interest entities and $208,139 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.