Shareholders' Equity, Noncontrolling Interests and Other Comprehensive Loss - Summary of Change in Noncontrolling Interest (Details) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended		9 Months Ended
		Aug. 31, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance					$ 628,322
Net (loss) income			$ (89,545)	$ 31,072	(61,273)	$ 32,221
Cancellation of OP Units				(479)		(479)
Unrealized gain on valuation of swap agreements			44,114	1,048	96,899	24,535
Reclassification of realized interest on swap agreements			(1,518)	(5,476)	(10,778)	(16,016)
City Point Loan		$ 65,900
Noncontrolling interest contributions			9,572	9,518	109,422	26,627
Noncontrolling interest distributions			(24,632)	(10,127)	(72,187)	(20,158)
Employee Long-term Incentive Plan Unit Awards			2,180	2,644	8,540	9,780
Reclassification of redeemable noncontrolling interests			(76,569)		(76,569)
Net loss (income) attributable to noncontrolling interests			30,461	(19,065)	18,653	(11,686)
Ending Balance			506,301		506,301
Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance			670,606	619,098	628,322	609,165
Distributions declared of Common and Preferred OP Units			(1,276)	(1,046)	(3,846)
Distributions declared per Common OP Unit						(3,146)
Net (loss) income			(30,461)	19,065	(18,653)	11,686
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership			(333)	(288)	(1,147)	(697)
Cancellation of OP Units	[1]			(479)		(479)
Unrealized gain on valuation of swap agreements			7,022	(31)	18,620	3,353
Reclassification of realized interest on swap agreements			166	1,815	3,159	5,476
Acquisition of noncontrolling interest	[2]		(50,435)		(91,811)
City Point Loan	[3]		0		0
City Point Loan accrued interest			0		0
Noncontrolling interest contributions			9,572	9,518	109,422	26,627
Noncontrolling interest distributions			(24,632)	(10,127)	(72,187)	(20,158)
Employee Long-term Incentive Plan Unit Awards			1,997	2,419	7,669	8,866
Reclassification of redeemable noncontrolling interests			(76,569)		(76,569)
Reallocation of noncontrolling interests	[4]		644	(2,060)	3,322	(2,809)
Ending Balance			506,301	637,884	506,301	637,884
Noncontrolling Interests | Noncontrolling Interests in Partially-Owned Affiliates
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[5]		567,538	524,010	534,202	519,734
Distributions declared of Common and Preferred OP Units	[5]		0	0	0
Distributions declared per Common OP Unit	[5]					0
Net (loss) income	[5]		(27,503)	18,193	(16,967)	9,948
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership	[5]		0	0	0	0
Cancellation of OP Units	[1],[5]			0		0
Unrealized gain on valuation of swap agreements	[5]		4,877	(258)	13,840	1,630
Reclassification of realized interest on swap agreements	[5]		161	1,762	3,079	5,317
Acquisition of noncontrolling interest	[2],[5]		(50,435)		(91,811)
City Point Loan	[3],[5]		0		0
City Point Loan accrued interest	[5]		0		0
Noncontrolling interest contributions	[5]		9,572	9,518	109,422	26,627
Noncontrolling interest distributions	[5]		(24,632)	(10,127)	(72,187)	(20,158)
Employee Long-term Incentive Plan Unit Awards	[5]		0	0	0	0
Reclassification of redeemable noncontrolling interests	[5]		(76,569)		(76,569)
Reallocation of noncontrolling interests	[4],[5]		0	0	0	0
Ending Balance	[5]		403,009	543,098	403,009	543,098
Noncontrolling Interests | Operating Partnership, as General Partner or Managing Member
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[6]		103,068	95,088	94,120	89,431
Distributions declared per Common OP Unit	[6]		(1,276)	(1,046)	(3,846)	(3,146)
Net (loss) income	[6]		(2,958)	872	(1,686)	1,738
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership	[6]		(333)	(288)	(1,147)	(697)
Cancellation of OP Units	[1],[6]			(479)		(479)
Unrealized gain on valuation of swap agreements	[6]		2,145	227	4,780	1,723
Reclassification of realized interest on swap agreements	[6]		5	53	80	159
Acquisition of noncontrolling interest	[2],[6]		0		0
City Point Loan	[3],[6]		0		0
City Point Loan accrued interest	[6]		0		0
Noncontrolling interest contributions	[6]		0	0	0	0
Noncontrolling interest distributions	[6]		0	0	0	0
Employee Long-term Incentive Plan Unit Awards	[6]		1,997	2,419	7,669	8,866
Reclassification of redeemable noncontrolling interests	[6]		0		0
Reallocation of noncontrolling interests	[4],[6]		644	(2,060)	3,322	(2,809)
Ending Balance	[6]		103,292	94,786	103,292	94,786
Redeemable Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	[7]		0	0	0	0
Distributions declared of Common and Preferred OP Units	[7]			0	0
Distributions declared per Common OP Unit	[7]					0
Net (loss) income	[7]		(3,193)	0	(3,193)	0
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership	[7]		0	0	0	0
Cancellation of OP Units	[1],[7]			0		0
Unrealized gain on valuation of swap agreements	[7]		0	0	0	0
Reclassification of realized interest on swap agreements	[7]		0	0	0	0
Acquisition of noncontrolling interest	[2],[7]		0		0
City Point Loan	[3],[7]		(65,405)		(65,405)
City Point Loan accrued interest	[7]		(1,564)		(1,564)
Noncontrolling interest contributions	[7]		65,945	0	65,945	0
Noncontrolling interest distributions	[7]		0	0	0	0
Employee Long-term Incentive Plan Unit Awards	[7]		0	0	0	0
Reclassification of redeemable noncontrolling interests	[7]		76,569		76,569
Reallocation of noncontrolling interests	[4],[7]		0	0	0	0
Ending Balance	[7]		$ 72,352	0	$ 72,352	0
Redeemable Noncontrolling Interests | Operating Partnership, as General Partner or Managing Member
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Ending Balance	[7]			$ 0		$ 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] Noncontrolling interests in partially-owned affiliates comprise third-party interests in Funds II, III, IV and V, and Mervyns II, and seven other subsidiaries

[6] Noncontrolling interests in the Operating Partnership are comprised of (i) the limited partners’ 3,062,108 and 3,101,958 Common OP Units at September 30, 2022 and 2021, respectively; (ii) 188 Series A Preferred OP Units at each of September 30, 2022 and 2021; (iii) 126,593 Series C Preferred OP Units at each of September 30, 2022 and 2021; and (iv) 3,666,989 and 3,434,894 LTIP units at September 30, 2022 and 2021, 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.

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