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Inventory (Notes)	12 Months Ended
	Dec. 31, 2016
Inventory, Net [Abstract]
Inventory	Inventory Inventories consisted of $8.9 million and $10.5 million of refined petroleum products as of December 31, 2016 and 2015, respectively. Cost of inventory is stated at the lower of cost or market with cost determined on a FIFO basis. We recognize lower of cost or market charges as a component of cost of goods sold in the consolidated statements of income and comprehensive income. We did not have a lower of cost or market charge during the year ended December 31, 2016. We recognized a charge of $0.3 million during the year ended December 31, 2015.

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- Definition

The entire disclosure for inventory. This may include, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the major classes of inventory, and the nature of the cost elements included in inventory. If inventory is stated above cost, accrued net losses on firm purchase commitments for inventory and losses resulting from valuing inventory at the lower-of-cost-or-market may also be included. For LIFO inventory, may disclose the amount and basis for determining the excess of replacement or current cost over stated LIFO value and the effects of a LIFO quantities liquidation that impacts net income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 6
-Subparagraph a, b, c
-Article 5

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- References

No definition available.

+ Details

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