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Equity and Distributions, Distributions (Details) (USD $) | 3 Months Ended
--- | ---
Mar. 31, 2013
Distributions to Partners [Abstract] |
Number of Designated Units (in units) | 23,700,000
Number of Designated Units to be excluded from distributions during 2014 | 22,560,000
Number of Designated Units to be excluded from distributions during 2015 | 17,690,000
Cash Distribution [Member] |
Distributions to Partners [Abstract] |
Distribution Per Common Unit (in dollars per unit) | 0.6700
Record Date | Apr. 30, 2013
Payment Date | May 07, 2013

X
- Definition The number of common units outstanding (the Designated Units) on which a private held affiliate agreed to temporarily waive regular quarterly cash distributions it would otherwise receive, for a five-year period after the merger beginning November 22, 2010. + References No definition available. + Details
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