XML 82 R71.htm IDEA: XBRL DOCUMENT v3.19.2

Fair Value Measurements (Narratives) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Dec. 31, 2018
Nonrecurring basis | Level 3
Valuation of our interest rate swaps and impaired assets
Impaired long-lived assets	$ 1.6	$ 2.3
Impaired long-lived assets
Valuation of our interest rate swaps and impaired assets
Weighted average disposal period of impaired assets	4 years

X

- Definition

Weighted average disposal period used to find the present value of an amount to be paid or received in the future as an input to measure fair value.

+ References

No definition available.

+ Details

Name:	aroc_FairValueInputsWeightedAverageDisposalPeriod
Namespace Prefix:	aroc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Long-lived asset impairment fair value disclosure.

+ References

No definition available.

+ Details

Name:	aroc_LongLivedAssetImpairmentFairValueDisclosure
Namespace Prefix:	aroc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- 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

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsNonrecurringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByAssetClassAxis=aroc_ImpairedLongLivedAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: