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BALANCE SHEET COMPONENTS - Schedule of inventory, net (Details) - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Raw materials | $ 719 | $ 726
Work in progress | 1 | 0
Finished goods | 249 | 268
Total inventory | $ 969 | $ 994

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- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480657/210-10-S50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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