XML 65 R52.htm IDEA: XBRL DOCUMENT
v3.8.0.1

COMMITMENTS AND CONTINGENT LIABILITIES (Narrative) (Details) $ in Thousands | 12 Months Ended | 23 Months Ended
--- | --- | ---
Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jul. 30, 2017 USD ($)
Number of premises operating leases | 2 |  |  |
Term of leases of motor vehicles | 3 years |  |  |
Operating leases expense | $ 444 | $ 1,447 | $ 1,463 |
Indemnification agreement limit as a percentage of shareholders' equity | 25.00% |  |  |
Number of lawsuits | 3 |  |  |
Number of current employees filing lawsuits | 3 |  |  |
Number of former employees filing lawsuits |  |  |  | 5
Financial compensation sought for past damages plus additional amounts for future lost income and pain and suffering | $ 165 |  |  | $ 1,000
Obligation to purchase inventory from suppliers | 415 |  |  |
Other Employees [Member] |  |  |  |
Financial compensation sought for past damages plus additional amounts for future lost income and pain and suffering | 164 |  |  |
Meitav [Member] |  |  |  |
Payment of settlement | $ 980 |  |  |

X
- Definition Indemnification agreement with directors and officers, indemnification limit as percentage of parent's shareholder's equity. + References No definition available. + Details
Name: | eltk_IndemnificationAgreementWithDirectorsAndOfficersIndemnificationLimitAsPercentageOfParentSShareholderSEquity
Namespace Prefix: | eltk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of current employees filing lawsuits + References No definition available. + Details
Name: | eltk_NumberOfCurrentEmployeesFilingLawsuits
Namespace Prefix: | eltk_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of former employees filing lawsuits. + References No definition available. + Details
Name: | eltk_NumberOfFormerEmployeesFilingLawsuits
Namespace Prefix: | eltk_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of lawsuits. + References No definition available. + Details
Name: | eltk_NumberOfLawsuits
Namespace Prefix: | eltk_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of premises operating leases. + References No definition available. + Details
Name: | eltk_NumberOfPremisesOperatingLeases
Namespace Prefix: | eltk_
Data Type: | xbrli:positiveIntegerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Operating leases, vehicles, term. + References No definition available. + Details
Name: | eltk_OperatingLeasesVehiclesTerm
Namespace Prefix: | eltk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The value (monetary amount) of the award the plaintiff seeks in the legal matter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14557-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349 + Details
Name: | us-gaap_LossContingencyDamagesSoughtValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717 + Details
Name: | us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of cash paid for the settlement of litigation or for other legal issues during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
Name: | us-gaap_PaymentsForLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: 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(a)(19)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: 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(17)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: 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(25)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LitigationCaseAxis=eltk_OtherEmployeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LitigationCaseAxis=eltk_MeitavMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |