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Earnings Per Share - Net Income Attributable to Archrock Common Stockholders (Details) - USD ($)
shares in Thousands, $ in Thousands
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Summary of net income attributable to Archrock common stockholders used in the calculation of basic and diluted income per common share    
Net income (loss) from continuing operations attributable to Archrock stockholders $ 19,729 $ (3,816)
Loss from discontinued operations, net of tax (273) 0
Net income (loss) attributable to Archrock stockholders 19,456 (3,816)
Less: Net income attributable to participating securities (356) (157)
Net income (loss) attributable to Archrock common stockholders $ 19,100 $ (3,973)
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) 130,238 71,299
Less: Weighted average participating securities outstanding (in shares) (2,029) (1,383)
Weighted average common shares outstanding — used in basic income (loss) per common share (in shares) 128,209 69,916
Net dilutive potential common shares issuable:    
Weighted average common shares outstanding - used in diluted income (loss) per common share (in shares) 128,255 69,916
On exercise of options and vesting of performance-based restricted stock units    
Net dilutive potential common shares issuable:    
On exercise of options (in shares) 40  
On the settlement of employee stock purchase plan shares    
Net dilutive potential common shares issuable:    
On exercise of options (in shares) 6