Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment
Property, plant and equipment, gross	$ 323,833	$ 366,103
Less: accumulated depreciation	(68,294)	(59,520)
Property, plant and equipment, net	255,539	306,583
Systems and related equipment
Property, Plant and Equipment
Property, plant and equipment, gross	297,297	294,547
Systems in process
Property, Plant and Equipment
Property, plant and equipment, gross	11,386	11,867
Transloading facility and equipment
Property, Plant and Equipment
Property, plant and equipment, gross		40,272
Computer hardware and software
Property, Plant and Equipment
Property, plant and equipment, gross	980	1,335
Machinery and equipment
Property, Plant and Equipment
Property, plant and equipment, gross	5,242	5,214
Vehicles
Property, Plant and Equipment
Property, plant and equipment, gross	3,736	7,633
Buildings
Property, Plant and Equipment
Property, plant and equipment, gross	4,342	4,339
Land
Property, Plant and Equipment
Property, plant and equipment, gross	612	612
Furniture and fixtures
Property, Plant and Equipment
Property, plant and equipment, gross	$ 238	$ 284

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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