Share-based compensation arrangement by share based payment award fair value options grants in period issued.

No definition available.

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

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

Face amount or stated value per share of common stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

+ Details

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
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-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Balance Type:	na
Period Type:	instant

- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

+ Details

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Gross number of share options (or share units) granted during the period.

+ References

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

+ References

+ Details

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

- Definition

Number of share options (or share units) exercised during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(02)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- 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

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Data Type:	na
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Period Type:

- Details

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Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=ACFN_NonEmployeeMember
Namespace Prefix:
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Period Type:

EQUITY (Details Narrative) - USD ($)	3 Months Ended
EQUITY (Details Narrative) - USD ($)	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Subsidiary, Sale of Stock [Line Items]
Common stock issued	39,687,589		39,687,589
Common stock, shares outstanding	39,687,589
Common stock par value	$ 0.01		$ 0.01
Number of options granted during period	95,770
Fair value of options granted during period	$ 38,000
Number of options exercised
Intrinsic value of options outstanding	$ 94,000		$ 291,000
Intrinsic value of options exercisable	98,000
Compensation cost, non-vested awards not yet recognized	65,000
Selling, General and Administrative Expenses [Member]
Subsidiary, Sale of Stock [Line Items]
Stock based compensation expense	$ 31,000	$ 15,000
Non Employee Stock Option [Member]
Subsidiary, Sale of Stock [Line Items]
Number of options exercised	0
Employees [Member]
Subsidiary, Sale of Stock [Line Items]
Number of options granted during period	30,000
Company's CEO [Member]
Subsidiary, Sale of Stock [Line Items]
Number of options granted during period	35,000
Company's Vice President [Member]
Subsidiary, Sale of Stock [Line Items]
Number of options granted during period	30,770
Non-employee [Member]
Subsidiary, Sale of Stock [Line Items]
Number of options granted during period	0
Amended and Restated 2006 Stock Incentive Plan [Member]
Subsidiary, Sale of Stock [Line Items]
Number of options available for grant	1,484,850