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Equity - Schedule of Option Grants To Directors and Officers (Details) (Parenthetical) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Number of Options, Granted at fair value | 664,103 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross | 246,095 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Director Of USSI [Member] |  |
Number of Options, Granted at fair value | 25,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_TitleOfIndividualAxis = ACFN_DirectorsMember |

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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_TitleOfIndividualAxis=ACFN_DirectorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |