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Background and Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2011

Background and Significant Accounting Policies [Abstract]

Straight-line method over property, plant and equipment's estimated useful lives


Compression equipment, facilities and other fleet assets			3 to 30 years
Buildings			20 to 35 years
Transportation, shop equipment and other			3 to 12 years

Summary of income (loss) attributable to Exterran stockholders


		Years Ended December 31,
		2011				2010				2009
Loss from continuing operations attributable to Exterran stockholders		$	(334,645	)		$	(147,148	)		$	(253,168	)
Income (loss) from discontinued operations, net of tax			(5,963	)			45,323				(296,239	)

Net loss attributable to Exterran stockholders		$	(340,608	)		$	(101,825	)		$	(549,407	)

Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable


		Years Ended December 31,
		2011				2010				2009
Net dilutive potential common shares issuable:
On exercise of options where exercise price is greater than average market value for the period			2,533				1,359				1,140
On exercise of options and vesting of restricted stock and restricted stock units			675				735				539
On settlement of employee stock purchase plan shares			23				14				30
On exercise of warrants			2,808				2,808				1,604
On conversion of 4.25% convertible senior notes due 2014			15,334				15,334				8,762
On conversion of 4.75% convertible senior notes due 2014			3,114				3,114				3,114

Net dilutive potential common shares issuable			24,487				23,364				15,189

Summary of fair value and carrying value of debt


		As of December 31, 2011								As of December 31, 2010
		Carrying Amount				Fair Value				Carrying Amount				Fair Value
Fixed rate debt		$	794,039			$	792,000			$	775,810			$	808,000
Floating rate debt			979,000				989,000				1,121,337				1,101,000

Total debt		$	1,773,039			$	1,781,000			$	1,897,147			$	1,909,000