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Organization and Summary of Significant Accounting Policies - Earnings Per Share (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
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Mar. 31, 2018 | Mar. 31, 2017
Summary of net income attributable to Exterran common stockholders used in the calculation of basic and diluted income per common share |  |
Net income (loss) attributable to Archrock stockholders | $ (3,816) | $ (11,685)
Less: Net income attributable to participating securities | (157) | (154)
Net loss attributable to Archrock common stockholders | $ (3,973) | $ (11,839)
Potential shares of common stock included in computing diluted income attributable to Exterran common stockholders per common share |  |
Weighted average common shares outstanding including participating securities (in shares) | 71,299 | 70,763
Less: Weighted average participating securities outstanding (in shares) | (1,383) | (1,359)
Weighted average common shares outstanding — used in basic income (loss) per common share (in shares) | 69,916 | 69,404
Net dilutive potential common shares issuable: |  |
On the settlement of employee stock purchase plan shares (in shares) |  | 0
Weighted average common shares outstanding - used in diluted income (loss) per common share (in shares) | 69,916 | 69,404

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- Definition Represents the number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, including participating securities determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References No definition available. + Details
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