Fair Value Disclosures (Assets and Liabilities Measured At Fair Value On A Recurring Basis) (Details)	3 Months Ended	6 Months Ended
	Mar. 31, 2023	Jun. 30, 2023 USD ($) property	Dec. 31, 2022 USD ($)
Long-term Debt		$ 2,813,007,000	$ 2,810,111,000
Derivative Asset, Fair Value, Gross Asset		6,700,000	11,400,000
Real Estate Investment Property, Net		4,659,678,000	4,714,136,000
Operating Lease, Right-of-Use Asset		192,325,000	200,985,000
Financing Receivable, after Allowance for Credit Loss, Current		466,459,000	457,268,000
Investment in joint ventures		53,763,000	52,964,000
Other assets		$ 74,882,000	73,053,000
Number of impaired properties | property		9
Experiential Reportable Operating Segment [Member]
Number of impaired properties | property		8
Fair Value, Inputs, Level 3 [Member] | Minimum [Member]
fair value input, price per square foot		$ 4.50
fair value input, discount rate		9.50%
fair value input, Terminal Capitalization Rate		8.50%
Fair Value, Inputs, Level 3 [Member] | Maximum [Member]
fair value input, price per square foot		$ 20
fair value input, discount rate		11.50%
fair value input, Terminal Capitalization Rate		10.25%
Fair Value, Recurring [Member] | Cross Currency Swaps [Member]
Derivative Asset, Fair Value, Gross Asset		$ (626,000)	1,523,000
Fair Value, Recurring [Member] | Cross Currency Swaps [Member] | Fair Value, Inputs, Level 2 [Member]
Derivative Asset, Fair Value, Gross Asset		(626,000)	1,523,000
Fair Value, Recurring [Member] | Currency Forward
Derivative Asset, Fair Value, Gross Asset		(4,741,000)	(8,686,000)
Fair Value, Recurring [Member] | Currency Forward | Fair Value, Inputs, Level 2 [Member]
Derivative Asset, Fair Value, Gross Asset		(4,741,000)	(8,686,000)
Fair Value, Recurring [Member] | Interest Rate Swap [Member]
Derivative Asset, Fair Value, Gross Asset		(1,359,000)	(1,240,000)
Fair Value, Recurring [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member]
Derivative Asset, Fair Value, Gross Asset		(1,359,000)	(1,240,000)
Fair Value, Nonrecurring [Member]
Real Estate Investment Property, Net		27,190,000	38,370,000
Operating Lease, Right-of-Use Asset			7,006,000
Financing Receivable, after Allowance for Credit Loss, Current			7,780,000
Investment in joint ventures			0
Other assets			1,316,000
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member]
Real Estate Investment Property, Net		0	4,700,000
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]
Real Estate Investment Property, Net		$ 27,190,000	33,670,000
Operating Lease, Right-of-Use Asset			7,006,000
Financing Receivable, after Allowance for Credit Loss, Current			7,780,000
Investment in joint ventures			0
Other assets			1,316,000
Fixed Rate Mortgage Notes Receivable Member
Mortgage Receivable Weighted Average Interest Rate	8.92%	8.91%
Receivable Interest Rate Stated Percentage Rate Range Minimum	6.99%	6.99%
Receivable Interest Rate Stated Percentage Rate Range Maximum	12.14%	12.32%
Notes Receivable, Fair Value Disclosure		$ 510,500,000	500,000,000
Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Notes	7.70%	7.66%
Financing Receivable, after Allowance for Credit Loss, Current		$ 466,500,000	457,300,000
Fixed Rate Mortgage Notes Receivable Member | Minimum [Member]
market rate used as discount factor to determine fair value of notes	7.15%	7.00%
Fixed Rate Mortgage Notes Receivable Member | Maximum [Member]
market rate used as discount factor to determine fair value of notes	10.00%	10.00%
Fixed Rate Debt Member
Long-term Debt		$ 2,820,000,000	$ 2,820,000,000
Long-term Debt, Weighted Average Interest Rate, at Point in Time		4.34%	4.34%
Long-term Debt, Fair Value		$ 2,450,000,000	$ 2,390,000,000
Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Debt	7.94%	7.77%
Fixed Rate Debt Member | Minimum [Member]
market rate used as discount factor to determine fair value of debt	7.42%	7.24%
Fixed Rate Debt Member | Maximum [Member]
market rate used as discount factor to determine fair value of debt	8.35%	8.28%
Variable Rate Converted to Fixed Rate [Member]
Long-term Debt		$ 25,000,000	25,000,000
Variable Rate Debt Member
Long-term Debt		$ 25,000,000	$ 25,000,000
Long-term Debt, Weighted Average Interest Rate, at Point in Time		5.23%	4.43%