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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) | 12 Months Ended
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Dec. 31, 2020
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] |
Schedule of components of accumulated other comprehensive income (loss), net of tax | The components of accumulated other comprehensive income (loss), net of tax, are as follows (dollar amounts in thousands):
|  | Foreign Currency Translation Adjustments |  |  |  | Write-off of cumulative translation adjustments |  | Total Accumulated Other Comprehensive Loss
Balance as of January 1, 2019 |  | $ | (11,107) |  |  |  |  | $ | — |  |  | $ | (11,107) |
Activity, net of tax |  | 477 |  |  |  |  | (595) |  |  | (118) |
Balance as of December 31, 2019 |  | (10,630) |  |  |  |  | (595) |  |  | (11,225) |
Activity, net of tax |  | 1,270 |  |  |  |  | — |  |  | 1,270 |
Balance as of December 31, 2020 |  | $ | (9,360) |  |  |  |  | $ | (595) |  |  | $ | (9,955) |

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