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Accounting for Historic and New Markets Tax Credits (Details)
Dec. 31, 2019
property
Real Estate [Line Items]  
Number of real estate properties 1,200
Real Estate Properties That Qualify For Certain Tax Credits  
Real Estate [Line Items]  
Number of real estate properties 10
Development Projects | Real Estate Properties That Qualify For Certain Tax Credits  
Real Estate [Line Items]  
Number of real estate properties 1