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GOODWILL (Schedule Of Goodwill) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Goodwill [Line Items] |  |  |  |  |
Goodwill, beginning balance | $ 4,041,000 | $ 5,433,000 | [1] |  |
Impairment | (674,000) | (879,000) |  | $ (3,093,000) |
Translation differences | (11,000) | (513,000) |  |  |
Goodwill, ending balance | 3,356,000 | 4,041,000 |  | 5,433,000 | [1]
Location Based Services [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, beginning balance | $ 1,544,000 | $ 1,730,000 | [1] |  |
Impairment |  |  |  |  |
Translation differences | $ (5,000) | $ (186,000) |  |  |
Goodwill, ending balance | 1,539,000 | 1,544,000 |  | 1,730,000 | [1]
Wireless Communications Products [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill, beginning balance | 2,497,000 | 3,703,000 | [1] |  |
Impairment | (674,000) | (879,000) |  |  |
Translation differences | (6,000) | (327,000) |  |  |
Goodwill, ending balance | $ 1,817,000 | $ 2,497,000 |  | $ 3,703,000 | [1]
[1] | The accumulated amount of impairment loss as of December 31, 2013, December 31, 2014 and December 31, 2015 was US$ 5,545,000, US$ 6,424,000 and US$ 7,098,000, respectively.

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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