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Earnings Per Share - Net Income Attributable to Common Stockholders (Details) - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Summary of net income attributable to Archrock common stockholders used in the calculation of basic and diluted income per common share      
Income (loss) from continuing operations attributable to Archrock stockholders $ (68,445) $ 97,603 $ 21,063
Loss from discontinued operations, net of tax   (273)  
Net income (loss) attributable to Archrock stockholders (68,445) 97,330 21,063
Less: Earnings attributable to participating securities (1,338) (1,348) (815)
Net income (loss) attributable to Archrock common stockholders, basic (69,783) 95,982 20,248
Net income (loss) attributable to Archrock common stockholders, diluted $ (69,783) $ 95,982 $ 20,248
Potential shares of common stock included in computing diluted income (loss) attributable to Archrock common stockholders      
Weighted average common shares outstanding including participating securities (in shares) 152,827 139,317 110,843
Less: Weighted average participating securities outstanding (in shares) (1,999) (1,825) (1,538)
Weighted average common shares outstanding used in basic net income (loss) per common share (in shares) 150,828 137,492 109,305
Weighted average common shares outstanding used in diluted net income (loss) per common share (in shares) 150,828 137,528 109,421
On exercise of options and vesting of performance-based restricted stock units      
Potential shares of common stock included in computing diluted income (loss) attributable to Archrock common stockholders      
Net dilutive potential common shares issuable (in shares)   34 111
On settlement of ESPP      
Potential shares of common stock included in computing diluted income (loss) attributable to Archrock common stockholders      
Net dilutive potential common shares issuable (in shares)   2 5