Subsequent Events - Additional Information (Details) $ in Thousands		1 Months Ended	12 Months Ended
		Feb. 12, 2020 USD ($) Property	Dec. 31, 2019 USD ($) Property	Dec. 31, 2018 USD ($) Property	Dec. 31, 2017 USD ($) Property
Subsequent Event [Line Items]
Number of industrial properties			440
Proceeds from sale of industrial properties | $	[1]		$ 315,768	$ 192,047	$ 236,059
Acquisition Activity
Subsequent Event [Line Items]
Number of industrial properties			9	10	8
Purchase price of industrial properties acquired | $			$ 147,887	$ 167,546	$ 174,209
Disposition Activity
Subsequent Event [Line Items]
Number of industrial properties	[2]		40	53	60
Subsequent Events | Acquisition Activity
Subsequent Event [Line Items]
Number of Land Parcels		1
Number of industrial properties		1
Purchase price of industrial properties acquired | $		$ 53,852
Subsequent Events | Disposition Activity
Subsequent Event [Line Items]
Number of industrial properties		9
Proceeds from sale of industrial properties | $		$ 26,500

[1] ^(B) Gross proceeds and gain on sale of real estate include the sale of several land parcels for the years ended December 31, 2019, 2018 and 2017. In addition, included in the above table for the year ended December 31, 2019, is gross proceeds of $54,521 and gain on sale of $8,606 related to the reclassification of a lease from an operating lease to a sales-type lease. See Note 10 for additional information.

[2] ^(A) The years ended December 31, 2019 and 2018 include partial sales of 0.1 million and 0.1 million square-foot industrial properties, respectively.