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ORDINARY SHARE AND SHARE INCENTIVE PLANS - Allocation of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Stock based compensation expense |  |  |
Stock-based compensation expense recognized | $ 603 | $ 504 | $ 703
Cost of Net Sales |  |  |
Stock based compensation expense |  |  |
Stock-based compensation expense recognized | 97 | 87 | 89
Selling, general and administrative |  |  |
Stock based compensation expense |  |  |
Stock-based compensation expense recognized | 258 | 236 | 360
Research and development |  |  |
Stock based compensation expense |  |  |
Stock-based compensation expense recognized | $ 248 | $ 181 | $ 254

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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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