v3.26.1
FAIR VALUE MEASUREMENTS - Financial instruments that were measured at fair value on a recurring basis (Details) - USD ($)
3 Months Ended 12 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 12, 2026
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture $ 263,000 $ 309,000  
Liabilities, transfers into level 3 0 0  
Liabilities, transfers out of level 3 0 0  
2026 Notes      
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture 263,000   $ 309,000
Level 3 | 2026 Notes      
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture     $ 309,000
Recurring | 2026 Notes      
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture 263,000    
Recurring | 2025 Notes      
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture   309,000  
Recurring | Level 3 | 2026 Notes      
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture $ 263,000    
Recurring | Level 3 | 2025 Notes      
Financial instruments that were measured at fair value on a recurring basis      
Derivative component of convertible debenture   $ 309,000