Equity - Effects of Change in Ownership (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Equity [Abstract]
Net income (loss) attributable to Archrock stockholders	$ 9,974	$ (10,235)	$ 8,095	$ (28,607)
Increase in Archrock stockholders’ additional paid-in capital for purchase of Partnership common units			54,751	17,638
Change from net income (loss) attributable to Archrock stockholders and transfers from noncontrolling interest			$ 62,846	$ (10,969)