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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Product Warranties (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2025
Product Warranty Liability [Line Items] |  |
Product warranty, number of years for product sold |  | 20 years
Foreign currency transaction gains (losses) | $ 2 | $ (43)
Commercial products | Minimum |  |
Product Warranty Liability [Line Items] |  |
Standard product warranty, number of years |  | 1 year
Commercial products | Maximum |  |
Product Warranty Liability [Line Items] |  |
Standard product warranty, number of years |  | 10 years
MMM LED Products | Minimum |  |
Product Warranty Liability [Line Items] |  |
Standard product warranty, number of years |  | 1 year
MMM LED Products | Maximum |  |
Product Warranty Liability [Line Items] |  |
Standard product warranty, number of years |  | 10 years

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