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Basis of Presentation and Summary of Significant Accounting Policies (Details 2) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Summary of net income attributable to Exterran common stockholders used in the calculation of basic and diluted income per common share |  |  |  |
Income (loss) from continuing operations attributable to Exterran stockholders | $ (5,392) | $ 10,441 | $ 8,477 | $ 27,130
Income (loss) from discontinued operations, net of tax | 17,769 | (1,106) | 36,496 | 32,410
Less: Net income attributable to participating securities | (122) | (175) | (803) | (1,106)
Net income attributable to Exterran common stockholders | 12,255 | 9,160 | 44,170 | 58,434
Potential shares of common stock included in computing diluted income (loss) attributable to Exterran common stockholders per common share |  |  |  |
Weighted average common shares outstanding including participating securities | 66,826 | 65,716 | 66,579 | 65,498
Less: Weighted average participating securities outstanding | (936) | (1,232) | (1,004) | (1,217)
Weighted average common shares outstanding - used in basic income (loss) per common share | 65,890 | 64,484 | 65,575 | 64,281
Net dilutive potential common shares issuable: |  |  |  |
On exercise of options and vesting of restricted stock units (in shares) |  | 530 | 556 | 523
On settlement of employee stock purchase plan shares |  | 2 | 1 | 2
On exercise of warrants |  |  | 2,640 |
Weighted average common shares outstanding - used in diluted income (loss) per common share | 65,890 | 65,016 | 68,772 | 64,806
Adjustments to net income (loss) attributable to Exterran common stockholders for the diluted earnings (loss) per common share calculation | $ 0 | $ 0 | $ 0 | $ 0
Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable |  |  |  |
Net dilutive potential common shares issuable | 26,320 | 28,501 | 14,687 | 28,835
On exercise of options where exercise price is greater than average market value for the period |  |  |  |
Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable |  |  |  |
Net dilutive potential common shares issuable | 497 | 741 | 541 | 834
On exercise of options and vesting of restricted stock units |  |  |  |
Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable |  |  |  |
Net dilutive potential common shares issuable | 497 |  |  |
On exercise of warrants |  |  |  |
Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable |  |  |  |
Net dilutive potential common shares issuable | 12,426 | 12,426 |  | 12,426
On conversion of 4.25% convertible senior notes due 2014 |  |  |  |
Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable |  |  |  |
Net dilutive potential common shares issuable | 12,900 | 15,334 | 14,146 | 15,334
Interest rate (as a percent) | 4.25% | 4.25% | 4.25% | 4.25%
On conversion of 4.75% convertible senior notes due 2014 |  |  |  |
Anti-dilutive effect of the calculation of net dilutive potential shares of common stock issuable |  |  |  |
Net dilutive potential common shares issuable |  |  |  | 241
Interest rate (as a percent) |  | 4.75% |  | 4.75%

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