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Basis of Presentation - Narrative (Details) $ / shares in Units, $ in Thousands |  |  | 1 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Oct. 29, 2021 USD ($) | Jul. 30, 2021 USD ($) | Jan. 31, 2021 USD ($) $ / shares shares | Mar. 31, 2022 USD ($) segment | Dec. 31, 2021 USD ($) | Jan. 25, 2021 USD ($)
Class of Stock [Line Items] |  |  |  |  |  |
Cash and cash equivalents |  |  |  | $ 41,520 | $ 46,474 |
Restricted cash |  |  |  | $ 3,661 | $ 3,338 |
Number of shares issued (in shares) | shares |  |  | 1,516,073 |  |  |
Purchase price (in dollars per share) | $ / shares |  |  | $ 20.11 |  |  |
Proceeds from sale of stock |  |  | $ 29,400 |  |  |
Offering costs |  |  | $ 900 |  |  |
Number of reportable segments | segment |  |  |  | 1 |  |
Ctrack South Africa | Disposed of by sale |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Initial cash proceeds |  | $ 36,600 |  |  |  |
Net cash proceeds |  | 31,500 |  |  |  |
Net cash divested |  | 5,000 |  |  |  |
Post-closing working capital adjustments |  | $ 2,600 |  |  |  |
Post-closing working capital adjustments received | $ 2,200 |  |  |  |  |
Receivable related to working capital adjustments | $ 400 |  |  |  |  |
Canaccord Genuity LLC |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Equity Distribution Agreement, maximum aggregate amount authorized for offer or sale |  |  |  |  |  | $ 40,000

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