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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Tables)
12 Months Ended
Dec. 31, 2025
ACCOUNTS PAYABLE AND ACCRUED LIABILITIES [Abstract]  
Accrued Liabilities
Accrued liabilities consist of the following:
 
 December 31,
  2025   2024 
Patent and legal costs$111  $60 
Accrued compensation 2   121 
Warranty costs 30   83 
Royalty 99   81 
Contract settlement -   300 
Accrued purchases 6   584 
Taxes and other 159   174 
Total$407  $1,403 
Product Warranty Liability
Changes in our estimated product warranty costs were as follows:
 
 Year Ended December 31,
  2025   2024 
Balance, beginning of period$83  $72 
Warranty settlements (13  (79
Warranty provision (40  90 
Balance, end of period$30  $83