Basis of Presentation and Significant Accounting Policies - Property and Equipment (Details)	12 Months Ended
	Dec. 31, 2019
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Estimated useful life	40 years
Vehicles, containers, tractors, trailers and tankers | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Vehicles, containers, tractors, trailers and tankers | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	14 years
Rail cars, containers and chassis | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	15 years
Rail cars, containers and chassis | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	30 years
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	15 years
Computer software and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	1 year
Computer software and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	6 years