Impairment Charges (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) properties		Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges	$ 2,711		$ 85,657	$ 2,206
Equity Method Investment, Other than Temporary Impairment	$ 0		$ 3,247	0
Theatre Project China Member
Impaired Long-Lived Assets Held and Used [Line Items]
Number of unconsolidated real estate joint ventures	3		3
Experiential Reportable Operating Segment [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
number of properties sold			4
Proceeds from Sale of Property, Plant, and Equipment	$ 96,100		$ 26,600
Right-of-Use Assets, Operating Lease | Experiential Reportable Operating Segment [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset			13,000
Impairment charges	0	[1]	$ 15,009	$ 0
Number of impaired properties			2
Real Estate Investment | Experiential Reportable Operating Segment [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset	$ 7,000		$ 39,500
Impairment charges			$ 70,700
Number of impaired properties	2		9
Public Charter School Portfolio Sale [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
number of properties sold				47
Proceeds from Sale of Property, Plant, and Equipment				$ 449,600
Impairment charges				21,400
Non-cash write off				24,800
Michigan Theatre Property [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset				6,200
Impairment charges				$ 2,200

[1] (3) During the year ended December 31, 2020, the Company recognized impairment charges of $15.0 million related to the operating lease right-of-use assets at two of its properties. See Note 4 for the details on these impairments.