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Rental Properties Summary Of Carrying Amounts Of Rental Properties (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Real Estate Properties [Line Items]      
Real Estate Investment Property, at Cost $ 5,998,003 $ 5,973,042  
Accumulated depreciation (1,562,645) (1,435,683)  
Real Estate Investment Property, Net 4,435,358 4,537,359  
Depreciation expense on rental properties 161,900 159,300 $ 158,800
Building and Building Improvements [Member]      
Real Estate Properties [Line Items]      
Real Estate Investment Property, at Cost 4,632,557 4,609,050  
Furniture and Fixtures [Member]      
Real Estate Properties [Line Items]      
Real Estate Investment Property, at Cost 118,575 115,596  
Land [Member]      
Real Estate Properties [Line Items]      
Real Estate Investment Property, at Cost 1,218,418 1,219,943  
Leaseholds and Leasehold Improvements [Member]      
Real Estate Properties [Line Items]      
Real Estate Investment Property, at Cost $ 28,453 $ 28,453