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Product Sales Revenues (Components Of Product Sales Revenues) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2014
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Jun. 30, 2013
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| Product Sales Revenue [Line Items] | ||||||||||
| Physical sale of petroleum products | $ 154,310 | $ 145,580 | $ 447,550 | $ 353,460 | ||||||
| NYMEX Adjustments Included in Product Sales | (16,653) | 12,342 | (13,830) | 6,173 | ||||||
| Total product sales revenue | 137,657 | 157,922 | 433,720 | 359,633 | ||||||
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Butane Blending and Fractionation Activities [Member]
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| Product Sales Revenue [Line Items] | ||||||||||
| NYMEX Adjustments Included in Product Sales | (16,666) | [1] | 12,342 | [1] | (13,843) | [1] | 6,184 | [1] | ||
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Other Commodity Activities [Member]
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| Product Sales Revenue [Line Items] | ||||||||||
| NYMEX Adjustments Included in Product Sales | $ 13 | $ 0 | $ 13 | $ (11) | ||||||
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