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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
ACCOUNTS PAYABLE AND ACCRUED LIABILITIES [Abstract]    
Patent and legal costs $ 111 $ 60
Accrued compensation 2 121
Warranty costs 30 83
Royalty 99 81
Contract settlement 0 300
Accrued purchases 6 584
Taxes and other 159 174
Total $ 407 $ 1,403