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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

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-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

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-Section 45

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-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

+ References

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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Summary Of Significant Accounting Policies (Details) (USD $)	12 Months Ended								12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Poseidon Oil Pipeline Company, L.L.C. [Member]	Jan. 03, 2012 Poseidon Oil Pipeline Company, L.L.C. [Member]	Dec. 31, 2013 Odyssey Pipeline L.L.C. [Member]	Jan. 03, 2012 Odyssey Pipeline L.L.C. [Member]	Dec. 31, 2013 CHOPS [Member]	Dec. 31, 2013 SEKCO [Member]	Dec. 31, 2013 Minimum [Member] Pipelines And Related Assets [Member]	Dec. 31, 2013 Minimum [Member] Marine Vessels [Member]	Dec. 31, 2013 Minimum [Member] Machinery And Equipment [Member]	Dec. 31, 2013 Minimum [Member] Transportation Equipment [Member]	Dec. 31, 2013 Minimum [Member] Building And Improvements [Member]	Dec. 31, 2013 Maximum [Member] Pipelines And Related Assets [Member]	Dec. 31, 2013 Maximum [Member] Marine Vessels [Member]	Dec. 31, 2013 Maximum [Member] Machinery And Equipment [Member]	Dec. 31, 2013 Maximum [Member] Transportation Equipment [Member]	Dec. 31, 2013 Maximum [Member] Building And Improvements [Member]
Summary Of Significant Accounting Policies [Line Items]
Ownership percentage			28.00%	28.00%	29.00%	29.00%	50.00%	50.00%
Estimated useful lives of assets									5 years	20 years	10 years	3 years	3 years	40 years	25 years	20 years	7 years	10 years
Impairment of intangible assets	$ 0
Impairment of goodwill	$ 0	$ 0