XML 58 R39.htm IDEA: XBRL DOCUMENT
v3.22.1

ENTITY WIDE DISCLOSURES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Segment Reporting [Abstract] |
Customers Who Accounted For Over 10% Of The Total Consolidated Revenues | a.Customers who accounted for over 10% of the total consolidated revenues:
|  | Year ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Customer A - Sales of manufactured products |  |  | 21.2 | % |  | 18.9 | % |  | 19.5 | %
Customer B - Sales of manufactured products |  |  | 7.9 | % |  | 11.6 | % |  | 11.5 | %
Revenues By Geographic Areas | b.Revenues by geographic areas:
Israel |  |  | 18,965 |  |  |  | 20,792 |  |  |  | 19,659 |
North America |  |  | 6,686 |  |  |  | 6,009 |  |  |  | 6,434 |
Netherlands |  |  | 4,198 |  |  |  | 3,808 |  |  |  | 2,898 |
India |  |  | 1,825 |  |  |  | 3,292 |  |  |  | 3,809 |
Others |  |  | 2,149 |  |  |  | 2,806 |  |  |  | 1,994 |
|  |  | 33,823 |  |  |  | 36,707 |  |  |  | 34,794 |

X
- Definition Schedule Of Customers Who Accounted For Over Ten Percent Of Total Consolidated Revenues [Table Text Block] + References No definition available. + Details
Name: | eltk_ScheduleOfCustomersWhoAccountedForOverTenPercentOfTotalConsolidatedRevenuesTableTextBlock
Namespace Prefix: | eltk_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599 + Details
Name: | us-gaap_ScheduleOfRevenueFromExternalCustomersAttributedToForeignCountriesByGeographicAreaTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration