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SEGMENT REPORTING (Schedule of Segment Reporting Infomation by Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Revenues | $ 270,884 | $ 245,627 | $ 279,332
Operating income (loss) | 54,615 | 27,831 | 22,654
Assets | 117,847 | 112,364 | 146,475
Goodwill | 39,999 | 39,862 | 50,086
Expenditures for assets | 10,110 | 7,258 | 12,940
Depreciation and amortization | 13,553 | 14,479 | 17,154
Impairment of goodwill |  | 10,508 | 12,292
Impairment of intangible assets |  | 3,661 | 13,862
Telematics Services [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 189,649 | 182,944 | 204,728
Operating income (loss) | 48,072 | 28,666 | 26,092
Assets | 79,535 | 89,939 | 118,361
Goodwill | 34,216 | 34,152 | 43,383
Expenditures for assets | 9,057 | 6,116 | 11,050
Depreciation and amortization | 11,411 | 12,471 | 14,671
Impairment of goodwill |  | 9,479 | 11,088
Impairment of intangible assets |  | 1,869 | 10,914
Telematics Products [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 81,235 | 62,683 | 74,604
Operating income (loss) | 6,543 | (835) | (3,438)
Assets | 38,312 | 22,425 | 28,114
Goodwill | 5,783 | 5,710 | 6,703
Expenditures for assets | 1,053 | 1,142 | 1,890
Depreciation and amortization | $ 2,142 | 2,008 | 2,483
Impairment of goodwill |  | 1,029 | 1,204
Impairment of intangible assets |  | $ 1,792 | $ 2,948

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