Earnings Per Share - Net Income Attributable to Common Stockholders (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
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	$ (30,381)	$ 11,423	$ (91,568)	$ 31,152
Loss from discontinued operations, net of tax				(273)
Net income (loss)	(30,381)	11,423	(91,568)	30,879
Less: Net income attributable to participating securities	(321)	(261)	(643)	(574)
Net income attributable to common stockholders	$ (30,702)	$ 11,162	$ (92,211)	$ 30,305
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)	152,937	130,330	152,750	130,276
Less: Weighted average participating securities outstanding (in shares)	(2,194)	(2,002)	(2,122)	(2,015)
Weighted average common shares outstanding - used in basic net income (loss) per common share (in shares)	150,743	128,328	150,628	128,261
Weighted average common shares outstanding - used in diluted net income (loss) per common share (in shares)	150,743	128,354	150,628	128,297
On exercise of options and vesting of performance-based restricted stock units
Potential shares of common stock included in computing diluted income attributable to Exterran common stockholders per common share
Net dilutive potential common shares issuable (in shares)		25		33
On settlement of employee stock purchase plan shares
Potential shares of common stock included in computing diluted income attributable to Exterran common stockholders per common share
Net dilutive potential common shares issuable (in shares)		1		3