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Equity - Effects of Change in Ownership (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Equity [Abstract]      
Net income attributable to Archrock stockholders $ (68,445) $ 97,330 $ 21,063
Increase in Archrock stockholders' additional paid-in capital for change in ownership of Partnership common units     56,845
Increase from net income attributable to Archrock stockholders and transfers from noncontrolling interest     $ 77,908