Property and Equipment - Property and Equipment and Related Accumulated Amortization Under Capital Leases (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	$ 106,103	$ 48,934
Less accumulated amortization	11,985	0
Property and equipment under capital lease, net	94,118	48,934
Pumping equipment
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	55,778	12,806
Water logistics equipment
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	36,967	29,372
Light vehicles
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	12,484	5,729
Contract drilling equipment
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	783	999
Well service units and equipment
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	63	0
Construction equipment
Property, Plant And Equipment [Line Items]
Property, plant and equipment under capital lease, gross	$ 28	$ 28

Amount before accumulated depreciation of leased 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
-Topic 840
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45014-112735

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- Definition

The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount of accumulated depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other.

+ References

No definition available.

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