Investments in Unconsolidated Real Estate Joint Ventures - Unconsolidated Real Estate Joint Ventures (Details) ft² in Thousands, $ in Thousands	Dec. 31, 2023 USD ($) ft²	Jun. 30, 2023 USD ($)	May 31, 2023 USD ($)	Dec. 31, 2022 USD ($) ft²	Dec. 31, 2018 USD ($)	Nov. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	May 31, 2018 USD ($)	Jun. 30, 2016 ft²	Jul. 31, 2014 ft²	Nov. 30, 2013 ft²	Oct. 31, 2012 ft²
Schedule of Equity Method Investments [Line Items]
Square Feet | ft²				516
RioCan Canada [Member]
Schedule of Equity Method Investments [Line Items]
Ownership %	50.00%			50.00%
Square Feet | ft²	665			665
Investments included in investments in unconsolidated joint ventures	$ 71,900			$ 73,800
Charlotte [Member]
Schedule of Equity Method Investments [Line Items]
Ownership %	50.00%			50.00%
Square Feet | ft²	399			399						398
Investments included in other liabilities	$ (20,800)			$ (18,800)
National Harbor [Member]
Schedule of Equity Method Investments [Line Items]
Ownership %	50.00%			50.00%
Square Feet | ft²	341			341							341
Investments included in other liabilities	$ (13,700)			$ (12,800)
Texas City, TX [Member]
Schedule of Equity Method Investments [Line Items]
Ownership %	50.00%			50.00%
Square Feet | ft²	353			353
Investments included in other liabilities	$ (13,000)			$ (15,500)
Columbus [Member]
Schedule of Equity Method Investments [Line Items]
Ownership %	50.00%			50.00%
Square Feet | ft²	355			355					355
Investments included in other liabilities	$ (3,400)			$ (2,400)
Charlotte, National Harbor and Galveston/Houston
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	320,000			329,000
Investments included in other liabilities	(50,900)			(49,500)
Galveston/Houston [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet | ft²												353
Unconsolidated Properties [Member]
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	319,957			329,009
Unconsolidated Properties [Member] | RioCan Canada [Member]
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	0			0
Unconsolidated Properties [Member] | Charlotte [Member]
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	99,200			99,700
Unconsolidated Properties [Member] | National Harbor [Member]
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	93,300			94,600
Unconsolidated Properties [Member] | Texas City, TX [Member]
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	57,100			64,500
Unconsolidated Properties [Member] | Columbus [Member]
Schedule of Equity Method Investments [Line Items]
Total Joint Venture Debt, Net	70,400			70,300
Mortgages [Member] | Unconsolidated Properties [Member]
Schedule of Equity Method Investments [Line Items]
Debt origination costs and premiums	$ 2,100			$ 1,500
Mortgages [Member] | Unconsolidated Properties [Member] | Charlotte [Member]
Schedule of Equity Method Investments [Line Items]
Outstanding balance							$ 100,000	$ 90,000
Mortgages [Member] | Unconsolidated Properties [Member] | National Harbor [Member]
Schedule of Equity Method Investments [Line Items]
Outstanding balance					$ 95,000	$ 87,000
Mortgages [Member] | Unconsolidated Properties [Member] | Galveston/Houston [Member]
Schedule of Equity Method Investments [Line Items]
Outstanding balance		$ 58,000	$ 64,500