v3.26.1
9. Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2026
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
   Fair Value Measurements at
   March 31, 2026
   (In thousands)
   Level 1  Level 2  Level 3  Total
Liabilities:            
Warrant liability  $     $     $12   $12 
Derivative liability               462    462 
   $     $     $474   $474 

 

The following table summarizes the Company’s Warrants measured at fair value within the hierarchy on a recurring basis as of December 31, 2025:

 

   Fair Value Measurements at
   December 31, 2025
   (In thousands)
   Level 1  Level 2  Level 3  Total
Liabilities:            
Warrant liability  $     $     $14   $14 
Derivative liability               508    508 
   $     $     $522   $522 
9. Fair Value Measurements - Changes to Fair Value of Level Warrants
   Fair Value of
   Warrant
   Liability
   (In thousands)
Balance at December 31, 2025  $14 
Change in fair value   (2)
Balance at March 31, 2026  $12 
9. Fair Value Measurements - Change to Fair Value of Level 3 Deritivative Liabilities
   Fair Value of
   Warrant
   Liability
   (In thousands)
Balance at December 31, 2025  $508 
Change in fair value   (46)
Balance at March 31, 2026  $462 
9. Fair Value Measurements - Black-Scholes Valuation Model Estimating Fair Value
   As of
March 31,
2026
Risk-free interest rate   3.92%
Expected volatility   138%
Expected term in years   1- 3.9 
Dividend yield     %