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Accounting Policies Income taxes (Details) (USD $)
In Thousands, unless otherwise specified
 2 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Taxes [Abstract]        
Income tax expense $ 100 $ 757 [1] $ (14,024) [1] $ 5,363 [1]
Tax benefit from conversion to Partnership   $ 0 $ 18,534 $ 0
[1] Adjusted to include the historical results of the Tyler Terminal and Tank Assets. See Notes 1 and 3 for further discussion.