v3.5.0.2

PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE ASSETS - Schedule of property, plant and equipment (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Property, plant and equipment, net
Property, plant and equipment, gross	$ 432,494			$ 432,494		$ 509,805
Accumulated depreciation	(32,612)			(32,612)		(24,650)
Total property, plant and equipment, net	399,882			399,882		485,155
Asset impairment				107,477
Depreciation expense	3,600		$ 4,300	8,000	$ 6,900
Gathering pipelines and related equipment
Property, plant and equipment, net
Property, plant and equipment, gross	284,010			$ 284,010		319,058
Property, plant and equipment, Estimated useful lives				45 years
Gas processing and compression facilities
Property, plant and equipment, net
Property, plant and equipment, gross	131,673			$ 131,673		173,679
Property, plant and equipment, Estimated useful lives				20 years
Buildings
Property, plant and equipment, net
Property, plant and equipment, gross	2,144			$ 2,144		2,175
Property, plant and equipment, Estimated useful lives				30 years
Other depreciable assets
Property, plant and equipment, net
Property, plant and equipment, gross	5,632			$ 5,632		5,589
Other depreciable assets | Minimum
Property, plant and equipment, net
Property, plant and equipment, Estimated useful lives				3 years
Other depreciable assets | Maximum
Property, plant and equipment, net
Property, plant and equipment, Estimated useful lives				15 years
Land and rights of way
Property, plant and equipment, net
Property, plant and equipment, gross	9,027			$ 9,027		9,027
Construction in progress
Property, plant and equipment, net
Property, plant and equipment, gross	$ 8			$ 8		$ 277
Gathering & Processing
Property, plant and equipment, net
Asset impairment		$ 78,300

X

- Definition

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

+ 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 (c)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Section S99
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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
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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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
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 1
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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

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