Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment
Property, plant and equipment, gross	$ 166,427	$ 62,724
Less: accumulated depreciation	(15,264)	(8,374)
Property, plant and equipment, net	151,163	54,350
Proppant management systems and related equipment
Property, Plant and Equipment
Property, plant and equipment, gross	116,307	51,899
Proppant management systems in process
Property, Plant and Equipment
Property, plant and equipment, gross	6,043	1,252
Transloading facility construction in process
Property, Plant and Equipment
Property, plant and equipment, gross	28,729
Computer hardware
Property, Plant and Equipment
Property, plant and equipment, gross	2,455	829
Machinery and equipment
Property, Plant and Equipment
Property, plant and equipment, gross	4,396	3,916
Vehicles
Property, Plant and Equipment
Property, plant and equipment, gross	4,577	1,235
Buildings
Property, Plant and Equipment
Property, plant and equipment, gross	3,251	3,008
Land
Property, Plant and Equipment
Property, plant and equipment, gross	578	578
Furniture and fixtures
Property, Plant and Equipment
Property, plant and equipment, gross	$ 91	$ 7

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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02(13))
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