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Related Party Transactions (CCP) (Narrative) (Details) - Cross Country Pipeline [Member] - Immediate Family Member of Management or Principal Owner [Member] - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Cost Method Investment [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Cost method investment, original cost | $ 15.0 |  | $ 15.0 |
Lease and Rental Agreements [Member] | Equipment [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related party | $ 4.8 | $ 1.9 | $ 7.5 | $ 4.6

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- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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- Details
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