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Investment in DSIT Solutions, Ltd. ('DSIT') (Details Narrative) - DSIT Solutions, Ltd [Member] $ in Thousands	Feb. 14, 2018 USD ($)
Gross proceeds before transaction costs, professional fees and withholding taxes	$ 5,800
Withholding taxes	388
Transaction costs	441
Loss on sale of investment	829
Repaid amount due to DSIT	$ 1,600
2018 DSIT Transaction [Member]
Sale of DSIT Investment remaining interest	41.15%
Directors Loans [Member]
Amount repaid to directors	$ 1,428

X

- Definition

Gross proceeds before transaction costs, professional fees and withholding taxes.

+ References

No definition available.

+ Details

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Namespace Prefix:	ACFN_
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Balance Type:	debit
Period Type:	duration

X

- Definition

Repaid amount due to DSIT.

+ References

No definition available.

+ Details

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

X

- Definition

Repayment of loan principal and interest due to director.

+ References

No definition available.

+ Details

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

X

- Definition

Sale of DSIT Investment remaining interest.

+ References

No definition available.

+ Details

Name:	ACFN_SaleOfEquityMethodInvestmentRemainingInterest
Namespace Prefix:	ACFN_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Transaction Costs.

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- Definition

Withholding taxes.

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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X

- Definition

The difference between the carrying value and the sale price of an investment. A loss would be recognized when the sale price of the investment is less than the carrying value of the investment. This element refers to the Loss included in earnings and not to the cash proceeds of the sale.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(9)(a))
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(3)(a))
-URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(13))
-URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(7)(c))
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

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- Details

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Namespace Prefix:
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- Details

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X

- Details

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