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Investments in Non-Consolidated Affiliates (Tables)

12 Months Ended

Dec. 31, 2011

Investments in Non-Consolidated Affiliates [Abstract]

Ownership interest of each equity method investee

		Ownership Interest				Location		Type of Business
PIGAP II			30.0	%		Venezuela		Gas Compression Plant
El Furrial			33.3	%		Venezuela		Gas Compression Plant

Summarized balance sheet information for investees accounted for by the equity method

		December 31,
		2011				2010
Current assets		$	928			$	1,200
Non-current assets			23,700				24,421
Current liabilities, including current debt			71,512				101,463
Long-term debt payable			873				1,203
Other non-current liabilities			29,055				29,665
Owners’ deficit			(76,812	)			(106,710	)

Summarized combined earnings information

		Years Ended December 31,
		2011				2010				2009
Revenues		$	—			$	—			$	8,381
Operating income (loss)			31,651				41,582				(400,727	)
Net income (loss)			28,269				43,013				(343,680	)

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Tabular disclosure of equity method investments in common stock. The disclosure may include: (a) the name of each investee or group of investments for which combined disclosure is appropriate, (2) the percentage ownership of common stock, (3) the difference, if any, between the carrying amount of an investment and the value of the underlying equity in the net assets and the accounting treatment of difference, if any, and (4) the aggregate value of each identified investment based on its quoted market price, if available.

+ References

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

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 18

-Paragraph 20

-Subparagraph a, b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

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

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