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Venezuelan operations (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Foreign Operations Disclosure [Line Items] |  |  |
Revenue from Venezuelan operations | $ 8,337 | $ 4,494 | $ 10,184
Operating loss from Venezuelan operations | 4,239 | $ 7,712 | $ 8,240
NEW DICOM | Venezuela |  |  |
Foreign Operations Disclosure [Line Items] |  |  |
Non-monetary asset | $ 10,100 |  |

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- Definition Asset, Reporting Currency Denominated, Non-monetary Value + References No definition available. + Details
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- Definition Foreign Operations Disclosure [Line Items] + References No definition available. + Details
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- Definition Operating income (loss) from foreign operations. + References No definition available. + Details
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- Details
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- Details
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