Schedule I—Condensed Financial Information of Registrant - Footnotes - Supplemental Cash Flow Information (Details) - Parent Company [Member] - USD ($) $ in Thousands |
12 Months Ended | |||||
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Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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| Condensed Financial Statements, Captions [Line Items] | ||||||
| Non-cash capital contributions | [1] | $ (301,781) | $ (395,259) | $ (225,792) | ||
| Creole Trail Pipeline Business [Member] | ||||||
| Condensed Financial Statements, Captions [Line Items] | ||||||
| Non-cash capital contributions | [1] | $ 0 | $ 0 | $ (18,150) | ||
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- Definition 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. No definition available.
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- Definition The value of the noncash (or part noncash) consideration given (for example, liability, equity) in a transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of a transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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