Commitments and Contingencies - Additional Information (Details) $ in Thousands, ft² in Millions	Mar. 31, 2021 USD ($) ft² Property
Other Commitments [Line Items]
Number of industrial properties | Property	428
Gross leasable area (GLA) of industrial properties | ft²	62.1
Development Activity
Other Commitments [Line Items]
Number of industrial properties | Property	8
Gross leasable area (GLA) of industrial properties | ft²	2.3
Estimated total investment | $	$ 234,900
Estimated total investment remaining to be funded | $	$ 141,900