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Bank Debt and Other Debt (Details Narrative) (USD $) In Thousands, unless otherwise specified | 12 Months Ended | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Jul. 31, 2014 | Dec. 31, 2014 | Dec. 31, 2009
Borrowed against certain accounts receivable balances | $ 262 ACFN_BorrowedAgainstCertainAccountsReceivableBalances |  |  |  |
Line of credits additional amount | 3,147 us-gaap_ProceedsFromLinesOfCredit | 1,143 us-gaap_ProceedsFromLinesOfCredit |  |  |
Israeli Bank One [Member] |  |  |  |  |
Maximum balance of lines of credit | 550 us-gaap_LineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_IsraeliBankOneMember |  |  | 550 us-gaap_LineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_IsraeliBankOneMember |
Line of credit, expiration date 1 | Dec. 31, 2015 |  |  |  |
Israeli Bank Two [Member] |  |  |  |  |
Maximum balance of lines of credit | 1,650 us-gaap_LineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_IsraeliBankTwoMember |  |  | 1,650 us-gaap_LineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_IsraeliBankTwoMember |
Local Bank [Member] |  |  |  |  |
Utilized portion of line of credit | 1,480 ACFN_UtilizedPortionOfLineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_LocalBankMember | 1,460 ACFN_UtilizedPortionOfLineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_LocalBankMember |  | 1,480 ACFN_UtilizedPortionOfLineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_LocalBankMember |
Israeli CPI [Member] |  |  |  |  |
Term loan, interest rate |  |  | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_CounterpartyNameAxis = ACFN_IsraeliCPIMember |  |
DSIT [Member] |  |  |  |  |
Utilized portion of line of credit | 2,169 ACFN_UtilizedPortionOfLineOfCredit / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |  | 2,169 ACFN_UtilizedPortionOfLineOfCredit / us-gaap_CreditFacilityAxis = ACFN_DsitMember |
Line of credit facility, interest rate per annum | 3.60%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |  |  |
Israel prime rate | 1.75%ACFN_BankPrimeRate / us-gaap_CreditFacilityAxis = ACFN_DsitMember | 2.50%ACFN_BankPrimeRate / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |  |
Loan amount |  |  |  |  | 530 us-gaap_LongTermDebt / us-gaap_CreditFacilityAxis = ACFN_DsitMember
Interest rate on loan |  |  |  |  | 0.90%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_CreditFacilityAxis = ACFN_DsitMember
Proceeds loan |  |  | 1,000 us-gaap_ProceedsFromBankDebt / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |
Repayment of debt |  | 143 us-gaap_RepaymentsOfDebt / us-gaap_CreditFacilityAxis = ACFN_DsitMember | 11 us-gaap_RepaymentsOfDebt / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |
Proceeds from loans |  |  | 292 us-gaap_ProceedsFromLoans / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |
Long-term bank debt |  |  | 129 us-gaap_LongTermLineOfCredit / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |
Other long-term liabilities |  |  | 76 us-gaap_OtherLongTermDebt / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |
DSIT [Member] | Two Israeli Bank [Member] |  |  |  |  |
Maximum balance of lines of credit | 2,200 us-gaap_LineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_TwoIsraeliBankMember / us-gaap_CreditFacilityAxis = ACFN_DsitMember |  |  | 2,200 us-gaap_LineOfCredit / us-gaap_CounterpartyNameAxis = ACFN_TwoIsraeliBankMember / us-gaap_CreditFacilityAxis = ACFN_DsitMember |
Israeli Prime Rate Plus [Member] |  |  |  |  |
Interest rate above Israel prime rate | 1.80%ACFN_InterestRateAbovePrimeRate / us-gaap_CreditFacilityAxis = ACFN_IsraeliPrimeRatePlusMember |  |  |  |
GridSense [Member] |  |  |  |  |
Maximum balance of lines of credit | 1,500 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |  |  | 1,500 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |
Line of credit, expiration date 1 |  |  |  | Jun. 24, 2015 |
Line of credit facility, interest rate per annum |  |  |  | 32.50%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |
Percentage of borrow against certain accounts receivable |  |  |  | 80.00%ACFN_PercentageOfBorrowAgainstCertainAccountsReceivable / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |
Line of credit variable interest rate above prime rate |  |  |  | Advances from the line-of-credit bears interest at a variable annual interest rate equal to the greater of 3.25% above the Prime Rate in effect (3.25% at December 31, 2013) or 6.50%. |
Increase in line of credit |  |  |  | 379 us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |
Borrowed against certain accounts receivable balances |  |  |  | 958 ACFN_BorrowedAgainstCertainAccountsReceivableBalances / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |
Line of credits additional amount |  |  |  | 750 us-gaap_ProceedsFromLinesOfCredit / us-gaap_CreditFacilityAxis = ACFN_GridSenseMember |
USSI [Member] |  |  |  |  |
Maximum balance of lines of credit | $ 1,500 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = ACFN_USSIMember |  |  | $ 1,500 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = ACFN_USSIMember |
Line of credit, expiration date 1 | Jan. 20, 2015 |  |  |  |
Line of credit variable interest rate above prime rate | Advances from the line-of-credit bears interest at a variable annual interest rate equal to the greater of 1.0% above the Prime Rate in effect (3.25% at December 31, 2013 and 2014) or 6.50%. Amounts with respect to USSI are included in Current liabilities of discontinued operations (see Notes 3 and 20). |  |  |  |

X
- Definition Bank Prime Rate. + References No definition available. + Details
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- Definition Borrowed Against Certain Accounts Receivable Balances. + References No definition available. + Details
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- Definition Interest rate above prime rate. + References No definition available. + Details
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- Definition Percentage Of Borrow Against Certain Accounts Receivable. + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Date the credit facility terminates, in CCYY-MM-DD format. + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Amount of increase (decrease) of the credit facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 + Details
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- Definition Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions). + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: 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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate. + 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Line-of-Credit Arrangement -URI http://asc.fasb.org/extlink&oid=6517033 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1314-112600 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1336-112600 + Details
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- Definition Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer. + 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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- Definition The cash inflow from bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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