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Basis of Presentation - Narrative (Details) |  |  |  | 1 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 05, 2022 USD ($) | Oct. 29, 2021 USD ($) | Jul. 30, 2021 USD ($) | Jan. 31, 2021 USD ($) $ / shares shares | Jun. 30, 2022 USD ($) segment | Dec. 31, 2021 USD ($) | Jan. 25, 2021 USD ($)
Class of Stock [Line Items] |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  | $ 21,090,000 | $ 46,474,000 |
Restricted cash |  |  |  |  | $ 3,270,000 | $ 3,338,000 |
Number of shares issued (in shares) | shares |  |  |  | 1,516,073 |  |  |
Purchase price (in dollars per share) | $ / shares |  |  |  | $ 20.11 |  |  |
Proceeds from sale of stock |  |  |  | $ 29,400,000 |  |  |
Offering costs |  |  |  | $ 900,000 |  |  |
Number of reportable segments | segment |  |  |  |  | 1 |  |
Revolving Credit Facility | Subsequent event |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 50,000,000 |  |  |  |  |  |
Line of Credit Minimum Draw | 4,500,000 |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | Greater Than 15 Million |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Outstanding Maximum for SOFR Condition | 15,000,000 |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | Greater Than 25 Million |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Outstanding Maximum for SOFR Condition | $ 25,000,000 |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | SOFR |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 3.50% |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | SOFR | Greater Than 15 Million |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 4.00% |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | SOFR | Greater Than 25 Million |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 5.50% |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | SOFR | Minimum |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 1.00% |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | SOFR | Minimum | Greater Than 15 Million |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 1.00% |  |  |  |  |  |
Revolving Credit Facility | Subsequent event | SOFR | Minimum | Greater Than 25 Million |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 1.00% |  |  |  |  |  |
Ctrack South Africa | Disposed of by sale |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Initial cash proceeds |  |  | $ 36,600,000 |  |  |  |
Net cash proceeds |  |  | 31,500,000 |  |  |  |
Net cash divested |  |  | 5,000,000 |  |  |  |
Post-closing working capital adjustments |  |  | $ 2,600,000 |  |  |  |
Post-closing working capital adjustments received |  | $ 2,200,000 |  |  |  |  |
Receivable related to working capital adjustments |  | $ 400,000 |  |  |  |  |
Canaccord Genuity LLC |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Equity Distribution Agreement, maximum aggregate amount authorized for offer or sale |  |  |  |  |  |  | $ 40,000,000

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