Segment Information (Net Income to NOI Reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting [Abstract]
Net income	$ 40,099	$ 62,733	$ 33,826	$ 73,931
Depreciation and amortization expense	109,774	107,162	218,433	213,727
General and administrative expense	38,475	39,410	76,372	81,005
Transaction related costs and other	3,361	30	4,014	688
Income from partially owned entities	(47,949)	(37,272)	(64,228)	(53,938)
Interest and other investment income, net	(10,511)	(13,153)	(22,235)	(22,737)
Interest and debt expense	98,401	87,165	188,879	173,402
Net gains on disposition of wholly owned and partially owned assets	(16,048)	(936)	(16,048)	(8,456)
Income tax expense	5,284	4,497	12,024	9,164
NOI from partially owned entities	68,298	70,745	138,667	138,842
NOI attributable to noncontrolling interests in consolidated subsidiaries	(9,013)	(18,742)	(20,409)	(30,506)
NOI at share	280,171	301,639	549,295	575,122
Non-cash adjustments for straight-line rents, amortization of acquired below-market leases, net, and other	(581)	(5,570)	(2,092)	(518)
NOI at share - cash basis	$ 279,590	$ 296,069	$ 547,203	$ 574,604