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Details of Certain Consolidated Balance Sheet Accounts - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Prepaid Expense And Other Assets Current [Abstract] |  |
Prepaid software and licenses | $ 756 | $ 653
Prepaid insurance | 611 | 561
Other prepaid expenses | 198 | 136
Deferred commissions | 822 | 715
Other | 117 | 107
Total | $ 2,504 | $ 2,172

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- Definition Sum of the carrying amounts as of the balance sheet date of deferred costs capitalized at the end of the reporting period that are expected to be charged against earnings within one year or the normal operating cycle, if longer. + 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 210.5-02.8) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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