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Business Divestiture - Net Gain on Sale (Details) - Disposed of by sale - Ctrack South Africa - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Gross proceeds recognized | $ 39,150 | $ 39,150
Less: Book value of net assets sold | 32,280 | 32,280
Less: Release of cumulative foreign currency translation adjustments related to Ctrack South Africa | 1,608 | 1,608
Net gain on sale | $ 5,262 | $ 5,262

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