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Transactions Related to the Partnership (Narratives) (Details) $ / shares in Units, $ in Thousands, hp in Millions |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
Jul. 26, 2017 USD ($) $ / shares | Mar. 01, 2016 USD ($) shares | Jun. 30, 2017 hp compressor_unit $ / shares | Jun. 30, 2016 $ / shares | Jun. 30, 2017 hp compressor_unit $ / shares shares | Jun. 30, 2016 $ / shares
Transactions related to the partnership |  |  |  |  |  |
Dividends declared and paid per common share (in dollars per share) | $ / shares |  |  | $ 0.1200 | $ 0.095 | $ 0.2400 | $ 0.2825
General Partner |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Partners' capital account, units distributed in acquisition (units) | shares |  |  |  |  | 1,231 |
General partner units interest (as a percentage) |  |  | 2.00% |  | 2.00% |
March 2016 Acquisition |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Purchase price |  | $ 18,768 |  |  |  |
March 2016 Acquisition | Limited Partner Units |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Partners' capital account, units distributed in acquisition (units) | shares |  | 257,000 |  |  |  |
Net proceeds from the sale of partnership units |  | $ 1,800 |  |  |  |
March 2016 Acquisition | General Partner |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Partners' capital account, units distributed in acquisition (units) | shares |  | 5,205 |  |  |  |
General partner units interest (as a percentage) |  | 2.00% |  |  |  |
Subsequent Event |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Dividends declared and paid per common share (in dollars per share) | $ / shares | $ 0.2850 |  |  |  |  |
Authorized distributions to limited partnership, amount | $ 8,700 |  |  |  |  |
Archrock GP LLC | Subsequent Event |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Authorized distributions to limited partnership, amount | $ 19,100 |  |  |  |  |
Archrock Partners, L.P |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Vie ownership percentage |  |  |  |  | 45.00% |
Number of compressor units | compressor_unit |  |  | 6,081 |  | 6,081 |
Compressor units horsepower | hp |  |  | 3.3 |  | 3.3 |
Archrock Partners, L.P | US |  |  |  |  |  |
Transactions related to the partnership |  |  |  |  |  |
Percentage of horsepower in fleet |  |  | 86.00% |  | 86.00% |

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