Investment in Real Estate - Summary of Acquisition Purchase Price Allocation (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Real Estate [Line Items]
Land	$ 1,087,907	$ 957,478
Buildings and Improvements	2,922,152	2,782,430
Acquisition Activity
Real Estate [Line Items]
Land	121,353	101,764
Buildings and Improvements	97,138	43,693
Other Assets	1,790	859
Purchase price of industrial properties acquired	224,027	147,887	$ 167,546
Acquisition Activity \| In-Place Leases
Real Estate [Line Items]
Acquired finite lived intangible assets, fair value	(5,174)	(5,601)
Acquisition Activity \| Above Market Leases
Real Estate [Line Items]
Acquired finite lived intangible assets, fair value	(134)	(34)
Acquisition Activity \| Below Market Leases
Real Estate [Line Items]
Acquired Finite-lived Intangible Liabilities, Fair Value	$ (1,562)	$ (4,064)

Finite-lived Intangible Liabilities Acquired

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- Definition

The amount of assets acquired.

+ References

No definition available.

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
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- Definition

Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

+ References

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Amount of assets classified as other.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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