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Summary Of Significant Accounting Policies (Narrative) (Details) (EnLink [Member])
9 Months Ended
Sep. 30, 2014
Minimum [Member]
 
Summary Of Significant Accounting Policies [Line Items]  
Finite lived intangible asset useful life 10 years
Maximum [Member]
 
Summary Of Significant Accounting Policies [Line Items]  
Finite lived intangible asset useful life 20 years