Schedule III - Real Estate and Accumulated Depreciation - Reconciliations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]
Balance at the Beginning of the Year	$ 3,472,602	$ 3,474,109	$ 4,006,459
Additions:
Acquisitions	0	0	9,722
Capital expenditures and assets placed into service	212,874	134,931	113,221
Less:
Dispositions/impairments/placed into redevelopment	(32,951)	(82,247)	(619,086)
Retirements	(35,285)	(54,191)	(36,207)
Balance at the end of the year	3,617,240	3,472,602	3,474,109
Per consolidated balance sheet	3,617,240	3,472,602	3,474,109
Tax basis of assets, cost for income tax purposes	3,200,000	3,100,000
Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]
Balance at the beginning of the year	957,450	896,561	973,318
Additions:
Depreciation expense	147,735	136,171	138,822
Less:
Dispositions/impairments/placed into redevelopment	(7,341)	(24,440)	(182,526)
Retirements	(34,784)	(50,842)	(33,053)
Balance at the end of the year	1,063,060	957,450	896,561
Per consolidated balance sheet	$ 1,063,060	$ 957,450	$ 896,561
Leashold Interest Land
Less:
Lease agreement term (in years)	99 years
Maximum
Less:
Useful life (in years)	55 years