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Share-based Compensation - Stock-based Compensation Expense (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Stock-based Compensation |  |  |  |
Share-based compensation expense | $ 24 | $ 30 | $ 47 | $ 65
Cost of goods sold [Member] |  |  |  |
Stock-based Compensation |  |  |  |
Share-based compensation expense | 1 | 2 | 3 | 4
Sales and marketing [Member] |  |  |  |
Stock-based Compensation |  |  |  |
Share-based compensation expense | 2 | 3 | 4 | 7
Research and product development [Member] |  |  |  |
Stock-based Compensation |  |  |  |
Share-based compensation expense | 11 | 11 | 20 | 24
General and administrative [Member] |  |  |  |
Stock-based Compensation |  |  |  |
Share-based compensation expense | $ 10 | $ 14 | $ 20 | $ 30

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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