v3.26.1
9. Fair Value Measurements - Changes to Fair Value of Level Warrants (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Fair Value Disclosures [Abstract]      
Warrants and Rights Outstanding $ 12,000   $ 14,000
Fair Value Adjustment of Warrants $ 2,000 $ 394,000