Acquisitions and Dispositions (Summary of Allocation of Fair Value of Amounts Recognized) (Details)	Sep. 30, 2020 buildings $ / sqft Rate
Property, Plant and Equipment [Line Items]
Number of Real Estate Properties | buildings	5
Industrial Property [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Net rental rate per square foot | $ / sqft	7.50
Industrial Property [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Net rental rate per square foot | $ / sqft	11.04
Measurement Input, Cap Rate [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Exit capitalization rate | Rate	4.70%
Measurement Input, Cap Rate [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Exit capitalization rate | Rate	5.50%