Company Deposit To Restricted Account.

No definition available.

Name:	ACFN_CompanyDepositToRestrictedAccount
Namespace Prefix:	ACFN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Deposit To Restricted Account.

+ References

No definition available.

+ Details

Name:	ACFN_DepositToRestrictedAccount
Namespace Prefix:	ACFN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Subsequent Agreement By Bank Require Deposit To Restricted Account.

+ References

No definition available.

+ Details

Name:	ACFN_SubsequentAgreementByBankRequireDepositToRestrictedAccount
Namespace Prefix:	ACFN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	ACFN_AgreementAxis=ACFN_FinancingAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ACFN_AgreementAxis=ACFN_LoanAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details Narrative) (Subsequent Event [Member], USD $) In Thousands, unless otherwise specified	0 Months Ended
	Sep. 01, 2015	Apr. 30, 2015	May 14, 2015	May 13, 2015	Jul. 31, 2015	May 04, 2015	Apr. 13, 2015
Company deposit to restricted account				$ 50ACFN_CompanyDepositToRestrictedAccount
Subsequent agreement by the Bank to change May 14, 2015 require deposit to restricted account			50
May 31, 2015 [Member]
Subsequent agreement by the Bank to change May 14, 2015 require deposit to restricted account				200
GridSense [Member]
Repayment of debt		500
Schedule of Company deposit to restricted account			250		250	250
Company deposit to restricted account						250
Remaining debt to be repaid in equal monthly installments	250
Loan Agreement [Member]
Value owed by GridSense							1,480
Financing Agreement [Member]
Value owed by GridSense							$ 158