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- Definition

Coiled Tubing Units

+ References

No definition available.

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- Definition

Drilling Rigs

+ References

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- Definition

Well Servicing Rigs

+ References

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- Definition

Wireline Units

+ References

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2420-110228

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

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- Definition

Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 15
-Paragraph 4
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=77912953&loc=d3e400-110220

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- Definition

Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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- Definition

Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

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- Definition

Amount of interest capitalized during the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 835
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391

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- Definition

Amount of acquisition of long-lived, 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, furniture and fixtures, and computer equipment.

+ References

No definition available.

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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.

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Property and Equipment (Details) $ in Thousands	3 Months Ended		9 Months Ended
Property and Equipment (Details) $ in Thousands	Sep. 30, 2017 USD ($) coiled_tubing_units drilling_rigs well_service_rigs wireline_tubing_units	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) coiled_tubing_units drilling_rigs well_service_rigs wireline_tubing_units	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($) well_service_rigs wireline_tubing_units
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Additions	$ 12,218	$ 10,030	$ 54,202	$ 23,992
Interest Costs Capitalized			400	200
Construction in Progress, Gross	6,500		6,500		$ 9,000
Gain (Loss) on Dispositions of Property Plant and Equipment	1,159	328	2,251	420
Estimated Insurance Recoveries	13,491		13,491		17,003
Assets Held-for-sale, Not Part of Disposal Group, Current	8,756		8,756		$ 15,093
Asset Impairment Charges	0	4,262	795	4,262
Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Property, Plant and Equipment [Line Items]
Asset Impairment Charges	0	3,344		3,344
Production Services Segment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Additions	$ 7,164	2,070	$ 31,282	8,312
Well Servicing Rigs \| well_service_rigs	125		125
Wireline Units \| wireline_tubing_units	117		117
Coiled Tubing Units \| coiled_tubing_units	14		14
Production Services Segment [Member] \| Acquired during 2017 [Member]
Property, Plant and Equipment [Line Items]
Well Servicing Rigs \| well_service_rigs	20		20
Production Services Segment [Member] \| Ordered, To Be Delivered in 2017 [Member] [Domain]
Property, Plant and Equipment [Line Items]
Well Servicing Rigs \| well_service_rigs					20
Production Services Segment [Member] \| Not Yet Placed in Service [Member]
Property, Plant and Equipment [Line Items]
Wireline Units \| wireline_tubing_units	2		2
Production Services Segment [Member] \| Ordered, To Be Delivered in 2017 [Member] [Domain]
Property, Plant and Equipment [Line Items]
Wireline Units \| wireline_tubing_units					4
Production Services Segment [Member] \| Coiled Tubing Units [Member]
Property, Plant and Equipment [Line Items]
Coiled Tubing Units \| coiled_tubing_units	2		2
Drilling Services Segment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Additions	$ 4,818	7,785	$ 22,313	15,330
Drilling Rigs \| drilling_rigs	24		24
Drilling Services Segment [Member] \| Geographic Distribution, Domestic [Member]
Property, Plant and Equipment [Line Items]
Asset Impairment Charges	$ 0	$ 918	$ 0	918
Drilling Services Segment [Member] \| Geographic Distribution, Domestic [Member] \| Mechanical Drilling Rigs [Member] [Domain] \| Drilling Rigs [Member]
Property, Plant and Equipment [Line Items]
Drilling Rigs \| drilling_rigs	1		1
Drilling Services Segment [Member] \| Geographic Distribution, Domestic [Member] \| SCR Drilling Rigs [Member] \| Drilling Rigs [Member]
Property, Plant and Equipment [Line Items]
Drilling Rigs \| drilling_rigs	3		3
Equipment [Member]
Property, Plant and Equipment [Line Items]
Assets Disposed of by a Method Other than a Sale, Count \| wireline_tubing_units			2
Estimated Insurance Recoveries	$ 400		$ 400
Estimate of Fair Value Measurement [Member] \| Fair Value, Inputs, Level 3 [Member] \| Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Property, Plant and Equipment [Line Items]
Asset Impairment Charges			$ 795	$ 3,344