XML 133 R49.htm IDEA: XBRL DOCUMENT v2.4.0.6

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Principles of Consolidation (Details)	12 Months Ended
	Dec. 31, 2012
Accounting Policies [Abstract]
Subsidiary definition - minimum percentage ownership	50.00%

X

- Definition

Subsidiary definition - minimum percentage ownership

+ References

No definition available.

+ Details

Name:	acfn_SubsidiaryDefinitionMinimumPercentageOwnership
Namespace Prefix:	acfn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration