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Accounting for Historic and New Markets Tax Credits (Details)
Dec. 31, 2020
property
Real Estate [Line Items]  
Number of real estate properties 1,200
Maximum of qualified investment potentially received as new market tax credit 39.00%
Amount of recapture per year historic tax credits are subject to one year after completion of project 20.00%
Amount of recapture new market tax credits are subject to until the end of the seventh year following the qualified investment 100.00%
Real Estate Properties That Qualify For Certain Tax Credits  
Real Estate [Line Items]  
Number of real estate properties 8