Shareholders' Equity, Noncontrolling Interests and Other Comprehensive Loss - Summary of Change in Noncontrolling Interest (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022		Dec. 31, 2021		Dec. 31, 2020
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance		$ 628,322
Net (loss) income		(65,251)		$ 26,030		$ (65,718)
Cancellation of OP units				(568)
Other comprehensive income (loss) - unrealized gain (loss) on valuation of swap agreements		96,858		30,500		(73,686)
Reclassification of realized interest on swap agreements		(8,232)		(21,407)		(15,059)
Acquisition of noncontrolling interest asset		0		0		(588)
Noncontrolling interest contributions		109,428		30,164		52,174
Noncontrolling interest distributions		(79,838)		(27,051)		(27,574)
Employee Long-term Incentive Plan Unit Awards		11,122		12,430		10,912
Reclassification of redeemable noncontrolling interests		(76,569)
Ending Balance		489,364		628,322
Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance		628,322		609,165		646,439
Distributions declared per Common OP Unit		(5,094)		(4,185)		(2,218)
Net (loss) income		(24,270)		2,482		(56,742)
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership		(3,945)		(1,431)		(6,544)
Cancellation of OP units	[1]			(568)
Other comprehensive income (loss) - unrealized gain (loss) on valuation of swap agreements		20,208		5,990		(20,704)
Reclassification of realized interest on swap agreements		1,851		7,240		5,494
Acquisition of noncontrolling interest asset		(91,811)	[2]			15,918
City Point Loan		0
City Point Loan accrued interest		0
Noncontrolling interest contributions		109,428		30,164		52,174
Noncontrolling interest distributions		(79,838)		(27,051)		(27,574)
Employee Long-term Incentive Plan Unit Awards		10,000		11,284		10,130
Reclassification of redeemable noncontrolling interests	[3]	(76,569)
Reallocation of noncontrolling interests		1,082	[4]	(4,768)	[4]	(7,197)	[5]
Ending Balance		489,364		628,322		609,165
Noncontrolling Interests | Noncontrolling Interests in Partially-Owned Affiliates
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[6]	534,202		519,734		548,769
Distributions declared per Common OP Unit	[6]	0		0		0
Net (loss) income	[6]	(22,962)		407		(56,867)
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership	[6]	0		0		0
Cancellation of OP units	[1],[6]			0
Other comprehensive income (loss) - unrealized gain (loss) on valuation of swap agreements	[6]	15,567		3,918		(17,995)
Reclassification of realized interest on swap agreements	[6]	1,793		7,030		5,320
Acquisition of noncontrolling interest asset	[6]	(91,811)	[2]			15,918
City Point Loan	[6]	0
City Point Loan accrued interest	[6]	0
Noncontrolling interest contributions	[6]	109,428		30,164		52,174
Noncontrolling interest distributions	[6]	(79,838)		(27,051)		(27,574)
Employee Long-term Incentive Plan Unit Awards	[6]	0		0		0
Reclassification of redeemable noncontrolling interests	[3],[6]	(76,569)
Reallocation of noncontrolling interests	[6]	0	[4]	0	[4]	0	[5]
Ending Balance	[6]	389,810		534,202		519,734
Noncontrolling Interests | Noncontrolling Interests in Partially-Owned Affiliates | Cumulative Effect of Change in Accounting Principle
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[6]			(11)
Ending Balance	[6]					(11)
Noncontrolling Interests | Operating Partnership, as General Partner or Managing Member
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[7]	94,120		89,431		97,670
Distributions declared per Common OP Unit	[7]	(5,094)		(4,185)		(2,218)
Net (loss) income	[7]	(1,308)		2,075		125
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership	[7]	(3,945)		(1,431)		(6,544)
Cancellation of OP units	[1],[7]			(568)
Other comprehensive income (loss) - unrealized gain (loss) on valuation of swap agreements	[7]	4,641		2,072		(2,709)
Reclassification of realized interest on swap agreements	[7]	58		210		174
Acquisition of noncontrolling interest asset	[7]	0	[2]			0
City Point Loan	[7]	0
City Point Loan accrued interest	[7]	0
Noncontrolling interest contributions	[7]	0		0		0
Noncontrolling interest distributions	[7]	0		0		0
Employee Long-term Incentive Plan Unit Awards	[7]	10,000		11,284		10,130
Reclassification of redeemable noncontrolling interests	[3],[7]	0
Reallocation of noncontrolling interests	[7]	1,082	[4]	(4,768)	[4]	(7,197)	[5]
Ending Balance	[7]	99,554		94,120		89,431
Noncontrolling Interests | Operating Partnership, as General Partner or Managing Member | Noncontrolling Interests in Partially-Owned Affiliates | Cumulative Effect of Change in Accounting Principle
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[7]			0
Ending Balance	[7]					0
Redeemable NonControlling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[5]	0		0		0
Distributions declared per Common OP Unit	[5]	0		0		0
Net (loss) income	[5]	(5,536)		0		0
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership	[5]	0		0		0
Cancellation of OP units	[1],[5]			0
Other comprehensive income (loss) - unrealized gain (loss) on valuation of swap agreements	[5]	0		0		0
Reclassification of realized interest on swap agreements	[5]	0		0		0
Acquisition of noncontrolling interest asset	[5]	0	[2]			0
City Point Loan	[5]	(65,391)
City Point Loan accrued interest	[5]	(3,923)
Noncontrolling interest contributions	[5]	65,945		0		0
Noncontrolling interest distributions	[5]	0		0		0
Employee Long-term Incentive Plan Unit Awards	[5]	0		0		0
Reclassification of redeemable noncontrolling interests	[3],[5]	76,569
Reallocation of noncontrolling interests	[5]	0	[4]	0	[4]	0
Ending Balance	[5]	67,664		0		0
Redeemable NonControlling Interest | Cumulative Effect of Change in Accounting Principle
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[5]			0
Ending Balance	[5]					$ 0
Redeemable NonControlling Interest | Operating Partnership, as General Partner or Managing Member
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[5]	$ 0
Ending Balance	[5]			$ 0

[1] The Company exchanged 21,109 OP Units in settlement of a note receivable in the amount of $0.5 million on July 12, 2021 (Note 3).

[2] Represents the acquisition of the 11.67% noncontrolling interest in Fund II and Mervyns II acquired on June 27, 2022 for $18.5 million and 21.67% in Fund II on August 1, 2022 for $5.8 million (Note 1).

[3] Represents the reclassification of redeemable noncontrolling interests related to the City Point Loan in the third quarter of 2022.

[4] Adjustment reflects the difference between the fair value of the consideration received or paid and the book value of the Common Shares, Common OP Units, Preferred OP Units, and LTIP Units involving changes in ownership.

[5] Redeemable noncontrolling interests comprise third-party interest in Fund II as limited partners in this Fund have been granted put rights.

[6] Noncontrolling interests in partially-owned affiliates comprise third-party interests in Funds II, III, IV and V, and Mervyns II, and seven other subsidiaries.

[7] Noncontrolling interests in the Operating Partnership are comprised of (i) the limited partners’ 3,062,108, 3,076,849, and 3,101,958 Common OP Units at December 31, 2022, 2021 and 2020, respectively; (ii) 188 Series A Preferred OP Units at December 31, 2022, 2021 and 2020; (iii) 126,384 Series C Preferred OP Units at December 31, 2022 and 126,593 at December 31, 2021 and 2020; and (iv) 3,512,414, 3,371,296, and 2,886,207 LTIP units at December 31, 2022, 2021 and 2020, respectively, as discussed in Share Incentive Plan (Note 13). Distributions declared for Preferred OP Units are reflected in net income (loss) in the table above.