Kommandor LLC (Details) (USD $)	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Noncontrolling Interest [Line Items]
Oil and gas processing equipment, percentage of cost	100.00%
Property and equipment	$ 1,959,783,000	$ 2,051,796,000
Noncontrolling Interest, Ownership Percentage by Parent	81.00%
Estimated cash outlay	20,100,000
Conversion Of The Vessel [Member]
Noncontrolling Interest [Line Items]
Property and equipment	148,700,000
Topside Oil And Gas Processing Facilities [Member]
Noncontrolling Interest [Line Items]
Property and equipment	$ 196,200,000

Estimated cash outlay at the time the put or call option is exercised.

No definition available.

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- Definition

Oil And Gas Processing Equipment Percentage Of Cost Incurred By Parent

+ References

No definition available.

+ Details

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- Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.13)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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