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Organization - Additional Information (Details)
ft² in Millions
9 Months Ended
Sep. 30, 2018
ft²
Property
State
Organization [Line Items]  
Company's ownership interest 98.00%
Limited partners' ownership interest in the Operating Partnership 2.00%
Number of industrial properties owned | Property 468
Number of states in which industrial properties are located | State 21
Gross leasable area (GLA) of industrial properties owned | ft² 61.0
Other Real Estate Partnerships  
Organization [Line Items]  
Company's ownership interest 100.00%
Number of Other Real Estate Partnerships 8
Operating Partnership's minimum ownership interest in the Other Real Estate Partnerships 99.00%
General partners' minimum ownership interest in the Other Real Estate Partnerships 0.01%
Joint Venture  
Organization [Line Items]  
Equity Method Investment, Ownership Percentage 49.00%