Investments in Real Estate Partnerships - Balance Sheet Summarized Financial Information (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Investments in real estate, net	$ 9,792,581	$ 9,693,209
Acquired lease intangible assets, net	197,745	212,707
Other assets	267,797	266,431
Total assets	10,860,220	10,792,563
Notes payable	3,726,754	3,718,944
Acquired lease intangible liabilities, net	354,204	363,276
Capital - Regency	81,054	72,561
Capital - Third parties	6,096,985	6,037,371
Total liabilities and equity	10,860,220	10,792,563
Investments in real estate partnerships (note 4)	350,377	372,591
Basis Difference [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity	(62,407)	(65,919)
Real Estate Partnership [Member]
Schedule of Equity Method Investments [Line Items]
Investments in real estate, net	2,359,289	2,530,964
Acquired lease intangible assets, net	16,821	18,735
Other assets	231,895	205,745
Total assets	2,608,005	2,755,444
Notes payable	1,398,297	1,444,867
Acquired lease intangible liabilities, net	17,619	20,978
Other liabilities	81,714	90,097
Total liabilities and equity	2,608,005	2,755,444
Regency [Member]
Schedule of Equity Method Investments [Line Items]
Capital - Regency	412,784	438,510
Third Parties [Member]
Schedule of Equity Method Investments [Line Items]
Capital - Third parties	$ 697,591	$ 760,992