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Equity (Narratives) (Details) - $ / shares	Jul. 24, 2019	Mar. 31, 2018
Class of Stock
Ownership percentage held by reporting entity (percent)		57.00%
Subsequent Event
Distributions
Dividend declared per common stock (in dollars per share)	$ 0.145
Archrock | Archrock, Inc.
Class of Stock
Ownership interest (percent)		43.00%

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Aggregate dividends declared during the period for each share of common stock outstanding.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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