Property and Equipment - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		$ 227,633
Less: accumulated depreciation		(75,992)
Property and equipment, net	$ 150,188	151,641
PPE and finance lease right-of-use asset, before accumulated depreciation and amortization	249,932
Less: accumulated depreciation	(99,744)
PPE and finance lease right-of-use asset, after accumulated depreciation and amortization	150,188
Vehicles and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	142,009	137,033
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	29,634	28,067
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	30,759	26,163
Software and computers
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	26,472	24,068
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	7,530	8,133
Assets to be placed into service
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,951	2,419
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,374	$ 1,750
Right-of-use assets - finance leases
Property, Plant and Equipment [Line Items]
Right-of-use assets - finance leases	$ 9,203