The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 410

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Asset Retirement Obligation

-URI http://asc.fasb.org/extlink&oid=6505190

Name:	us-gaap_AssetRetirementObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)	12 Months Ended
SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)	Dec. 31, 2013 Pipeline facilities and compression equipment Minimum	Dec. 31, 2013 Pipeline facilities and compression equipment Maximum	Dec. 31, 2013 Metering and other equipment Minimum	Dec. 31, 2013 Metering and other equipment Maximum	Dec. 31, 2013 Natural gas pipeline systems	Dec. 31, 2012 Natural gas pipeline systems
PLANT, PROPERTY AND EQUIPMENT
Estimated useful lives	20 years	77 years	5 years	77 years
Asset Retirement Obligation
Asset retirement liabilities					$ 0	$ 0