XML 52 R40.htm IDEA: XBRL DOCUMENT v3.10.0.1

Revenue - Schedule of Deferred Revenue Activity (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2018 USD ($)
Deferred revenue beginning balance	$ 3,564
Additions during the period	2,602
Recognized as revenue	(2,439)
Deferred revenue ending balance	3,727
June 30 2019 [Member]
Recognized as revenue	2,762
June 30 2020 [Member]
Recognized as revenue	698
June 30 2021 and Thereafter [Member]
Recognized as revenue	267
HW [Member]
Deferred revenue beginning balance	2,227
Additions during the period	1,217
Recognized as revenue	(1,140)
Deferred revenue ending balance	2,304
HW [Member] | June 30 2019 [Member]
Recognized as revenue	1,515
HW [Member] | June 30 2020 [Member]
Recognized as revenue	527
HW [Member] | June 30 2021 and Thereafter [Member]
Recognized as revenue	262
Monitoring [Member]
Deferred revenue beginning balance	1,337
Additions during the period	1,385
Recognized as revenue	(1,299)
Deferred revenue ending balance	1,423
Monitoring [Member] | June 30 2019 [Member]
Recognized as revenue	1,247
Monitoring [Member] | June 30 2020 [Member]
Recognized as revenue	171
Monitoring [Member] | June 30 2021 and Thereafter [Member]
Recognized as revenue	$ 5

X

- Definition

Additions during the period.

+ References

No definition available.

+ Details

Name:	ACFN_AdditionsDuringPeriod
Namespace Prefix:	ACFN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

No definition available.

+ Details

Name:	us-gaap_DeferredRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of increase (decrease) in deferred revenue.

+ References

No definition available.

+ Details

Name:	us-gaap_DeferredRevenuePeriodIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_CreationDateAxis=ACFN_JuneThirtyTwoThousandNineteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreationDateAxis=ACFN_JuneThirtyTwoThousandTwentyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreationDateAxis=ACFN_JuneThirtyTwoThousandTwentyOneAndThereafterMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementScenarioAxis=ACFN_HWMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementScenarioAxis=ACFN_MonitoringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: