Segment Information - Long-lived Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Investments in partially owned entities	$ 0	$ 14,541
Total assets	4,170,683	2,532,428
Operating Segments
Segment Reporting Information [Line Items]
Assets, excluding investments in partially owned entities	3,796,391	2,147,726
Operating Segments | Warehouse
Segment Reporting Information [Line Items]
Assets, excluding investments in partially owned entities	3,684,391	2,054,968
Operating Segments | Third-party managed
Segment Reporting Information [Line Items]
Assets, excluding investments in partially owned entities	47,867	43,725
Operating Segments | Transportation
Segment Reporting Information [Line Items]
Assets, excluding investments in partially owned entities	50,666	35,479
Operating Segments | Other
Segment Reporting Information [Line Items]
Assets, excluding investments in partially owned entities	13,467	13,554
Corporate assets
Segment Reporting Information [Line Items]
Assets, excluding investments in partially owned entities	374,292	370,161
Investments in partially owned entities
Segment Reporting Information [Line Items]
Investments in partially owned entities	0	14,541
Total reconciling items
Segment Reporting Information [Line Items]
Total assets	$ 374,292	$ 384,702