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Background and Significant Accounting Policies (Tables) | 12 Months Ended
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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 |

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