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SIGNIFICANT ACCOUNTING POLICIES - Share based compensation expenses (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Total share-based compensation expenses | $ 15,122 | $ 14,164 | $ 8,771
Cost of revenues |  |  |
Total share-based compensation expenses | 425 | 411 | 181
Research and development expenses, net |  |  |
Total share-based compensation expenses | 3,481 | 2,772 | 1,535
Selling and marketing expenses |  |  |
Total share-based compensation expenses | 6,032 | 6,170 | 3,635
General and administrative expenses |  |  |
Total share-based compensation expenses | $ 5,184 | $ 4,811 | $ 3,420

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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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