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Long-Lived Asset Impairment (Details) - Idle Compressor Units hp in Thousands, $ in Thousands | 3 Months Ended
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Mar. 31, 2021 USD ($) CompressorUnit hp | Mar. 31, 2020 USD ($) CompressorUnit hp
Impaired Long-Lived Assets Held and Used |  |
Idle compressors retired from the active fleet | CompressorUnit | 70 | 85
Horsepower of idle compressors retired from the active fleet | hp | 24 | 23
Impairment recorded on idle compressors retired from the active fleet | $ | $ 7,012 | $ 6,195

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- Definition The number of long-lived assets that the entity retired and expects to either sell or re-utilize key components. + References No definition available. + Details
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- Definition The capacity of long-lived assets that the entity retired and expects to either sell or re-utilize key components, expressed in horsepower. + References No definition available. + Details
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Namespace Prefix: | aroc_
Data Type: | num:powerItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |