Subsequent Events - Additional Information (Detail) $ in Thousands	1 Months Ended	3 Months Ended
	Apr. 28, 2016 USD ($) Property Land_Parcel shares	Mar. 31, 2016 USD ($) Property	Mar. 31, 2015 USD ($)
Subsequent Event [Line Items]
Number of industrial properties acquired | Property		1
Number of land parcels acquired | Property		0
Purchase price of industrial properties acquired | $		$ 47,406	$ 0
Number of industrial properties sold | Property		5
Proceeds from sale of industrial properties | $		$ 16,319
Subsequent Events
Subsequent Event [Line Items]
Number of industrial properties acquired | Property	1
Number of land parcels acquired | Land_Parcel	1
Purchase price of industrial properties acquired | $	$ 23,266
Number of industrial properties sold | Property	5
Proceeds from sale of industrial properties | $	$ 15,418
Number of shares of common stock issued | shares	5,600,000
Proceeds from issuance of common stock | $	$ 124,936