Investments in Real Estate Partnerships - Schedule of Revenues and Expenses for Investments in Real Estate Partnerships (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Total revenues	$ 1,224,022	$ 1,166,161	$ 1,016,175
Operating expenses:
Depreciation and amortization	319,697	303,331	345,900
Real estate taxes	149,795	142,129	143,004
General and administrative	79,903	78,218	75,001
Other operating expenses	6,166	5,751	12,642
Total operating expenses	751,709	713,982	746,620
Other expense (income):
Interest expense, net	146,186	145,170	156,678
Gain on sale of real estate	(109,005)	(91,119)	(67,465)
Early extinguishment of debt			21,837
Provision for impairment		84,389	18,536
Total other expense (income)	44,102	132,977	256,407
Net income	488,035	366,288	47,317
Real Estate Partnership [Member]
Schedule of Equity Method Investments [Line Items]
Total revenues	378,096	416,222	381,094
Operating expenses:
Depreciation and amortization	86,193	94,026	101,590
Property operating expense	61,224	66,061	65,146
Real estate taxes	42,010	54,618	53,747
General and administrative	5,615	5,837	5,870
Other operating expenses	3,851	3,624	3,126
Total operating expenses	198,893	224,166	229,479
Other expense (income):
Interest expense, net	54,874	58,109	66,786
Gain on sale of real estate	(49,424)	(75,162)	(7,146)
Early extinguishment of debt	587	0	554
Provision for impairment	0	9,833	0
Total other expense (income)	6,037	(7,220)	60,194
Net Income [Member]
Other expense (income):
Net income	173,166	199,276	91,421
Unconsolidated Properties [Member]
Other expense (income):
Income (Loss) from Equity Method Investments	$ 59,824	$ 47,086	$ 34,169