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Unit-Based Compensation (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Exterran Holdings
Unit-Based Compensation
Unit-based compensation expense	$ 800	$ 600	$ 700
Phantom units
Unit-Based Compensation
Unit-based compensation expense	797	532	1,209
Phantom units \| SG&A expense
Unit-Based Compensation
Unit-based compensation expense	$ (100)	$ (700)	$ 300

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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