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Details of Certain Consolidated Balance Sheet Accounts (Tables) | 12 Months Ended
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Dec. 31, 2021
Balance Sheet Related Disclosures [Abstract] |
Schedule of Prepaid Expenses and Other Current Assets | Prepaid expenses and other current assets (in thousands):
| December 31, |
| 2021 |  |  | 2020 |
Prepaid software and licenses | $ | 756 |  |  | $ | 653 |
Prepaid insurance |  | 611 |  |  |  | 561 |
Other prepaid expenses |  | 198 |  |  |  | 136 |
Deferred commissions |  | 822 |  |  |  | 715 |
Other |  | 117 |  |  |  | 107 |
| $ | 2,504 |  |  | $ | 2,172 |
Schedule of Accounts Receivable and Contract Asset | Accounts receivable and contract asset (in thousands):
| December 31, |
| 2021 |  |  | 2020 |
Accounts receivable | $ | 16,167 |  |  | $ | 12,459 |
Contract asset |  | 41 |  |  |  | 536 |
Allowance for potential credit losses |  | (74 | ) |  |  | (74 | )
| $ | 16,134 |  |  | $ | 12,921 |
Schedule of Other Assets | Other assets (in thousands):
| December 31, |
| 2021 |  |  | 2020 |
Deferred commissions | $ | 1,723 |  |  | $ | 1,465 |
Other |  | 195 |  |  |  | 140 |
| $ | 1,918 |  |  | $ | 1,605 |
Schedule of Property and Equipment, Net | Property and equipment, net (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Deployed equipment |  | $ | 35,882 |  |  | $ | 31,761 |
Computer equipment |  |  | 1,745 |  |  |  | 1,550 |
Software |  |  | 1,314 |  |  |  | 1,314 |
Furniture and fixtures |  |  | 295 |  |  |  | 217 |
Leasehold improvements |  |  | 30 |  |  |  | 306 |
Vehicles |  |  | 239 |  |  |  | 124 |
Construction in progress |  |  | 4,818 |  |  |  | 1,506 |
|  | $ | 44,323 |  |  | $ | 36,778 |
Accumulated depreciation and amortization |  |  | (26,914 | ) |  |  | (21,432 | )
|  | $ | 17,409 |  |  | $ | 15,346 |
Schedule of Accrued Expenses and Other Current Liabilities | Accrued expenses and other current liabilities (in thousands):
| December 31, |
| 2021 |  |  | 2020 |
Personnel-related accruals | $ | 4,864 |  |  | $ | 4,217 |
Royalties payable |  | 47 |  |  |  | 55 |
Professional fees |  | 925 |  |  |  | 92 |
Sales/ use tax payable |  | 167 |  |  |  | 46 |
Contingent consideration | ─ |  |  |  | 403 |
Operating lease liability |  | 409 |  |  |  | 484 |
Other |  | 268 |  |  |  | 316 |
| $ | 6,680 |  |  | $ | 5,613 |
Schedule of Other Long-term Liabilities | Other liabilities (long-term) (in thousand):
| December 31, |
| 2021 |  |  | 2020 |
Operating lease liabilities | $ | 2,013 |  |  | $ | 461 |
Contingent consideration liability |  | 1,500 |  |  |  | 170 |
| $ | 3,513 |  |  | $ | 631 |

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- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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