Segment Information - Long-Lived Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Property, plant and equipment	$ 2,062,780	$ 1,287,491
Financing leases	85,703	30,814
Operating lease right-of-use assets	236,165	12,492
Total	2,384,648	1,330,797
Operating Segments | Warehouse
Segment Reporting Information [Line Items]
Property, plant and equipment	916,334	1,277,162
Financing leases	37,469	30,653
Operating lease right-of-use assets	39,656	12,467
Total	993,459	1,320,282
Operating Segments | Third-party managed
Segment Reporting Information [Line Items]
Property, plant and equipment	0	32
Financing leases	1,389	0
Operating lease right-of-use assets	0	12
Total	1,389	44
Operating Segments | Other
Segment Reporting Information [Line Items]
Property, plant and equipment		405
Financing leases		161
Operating lease right-of-use assets		13
Total		579
Operating Segments | Transportation
Segment Reporting Information [Line Items]
Property, plant and equipment	66,536	9,892
Financing leases	0	0
Operating lease right-of-use assets	5,280	0
Total	71,816	$ 9,892
Segment Reconciling Items
Segment Reporting Information [Line Items]
Property, plant and equipment	1,079,910
Financing leases	46,845
Operating lease right-of-use assets	191,229
Total	$ 1,317,984