v3.26.1
FAIR VALUE MEASUREMENTS - Schedule Of Aggregate Fair Value Of Warrants (Details) - $ / shares
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Junior Note Warrants [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price   $ 0.19    
Risk-free interest rate   3.90%    
Expected dividend yield   0.00%    
Junior Note Warrants [Member] | Minimum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years)   3 years 8 months 12 days    
Expected volatility   62.40%    
Junior Note Warrants [Member] | Maximum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years)   4 years 4 months 24 days    
Expected volatility   65.20%    
Level 3 [Member] | Tekne Investment [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Risk-free interest rate 4.80%      
Level 3 [Member] | SYME Bonds [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years) 2 years 11 months 12 days      
Credit spread 13.00%      
Level 3 [Member] | Minimum [Member] | Tekne Investment [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years) 9 years 9 months 3 days      
Level 3 [Member] | Maximum [Member] | Tekne Investment [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years) 9 years 11 months 19 days      
Level 3 [Member] | Convertible Notes Receivable [Member] | Common Stock Warrant [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected dividend yield     0.00%  
Level 3 [Member] | Convertible Notes Receivable [Member] | Common Stock Warrant [Member] | Minimum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price     $ 0.000038  
Expected term (in years)     9 months  
Expected volatility     157.70%  
Risk-free interest rate     3.60%  
Level 3 [Member] | Convertible Notes Receivable [Member] | Common Stock Warrant [Member] | Maximum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price     $ 0.000048  
Expected term (in years)     1 year 3 months  
Expected volatility     224.00%  
Risk-free interest rate     4.20%  
Level 3 [Member] | SYME Convertible Note Receivable [Member] | Common Stock Warrant [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price $ 0.000037 $ 0.000035    
Expected term (in years) 9 months 1 year 3 months    
Expected volatility 271.90% 157.70%    
Risk-free interest rate 4.20% 4.20%    
Expected dividend yield   0.00%    
Level 3 [Member] | Tekne Convertible Note Receivable [Member] | Common Stock Warrant [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected dividend yield 0.00%      
Level 3 [Member] | Tekne Convertible Note Receivable [Member] | Common Stock Warrant [Member] | Minimum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years) 9 months 14 days      
Expected volatility 85.00%      
Risk-free interest rate 3.50%      
Level 3 [Member] | Tekne Convertible Note Receivable [Member] | Common Stock Warrant [Member] | Maximum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected term (in years) 1 year      
Expected volatility 87.50%      
Risk-free interest rate 3.70%      
Level 3 [Member] | Junior Note Warrants [Member] | Common Stock Warrant [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected dividend yield     0.00% 0.00%
Level 3 [Member] | Junior Note Warrants [Member] | Common Stock Warrant [Member] | Minimum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price     $ 0.75 $ 0.15
Expected term (in years)     2 years 10 months 24 days 3 years 10 months 24 days
Expected volatility     62.40% 58.90%
Risk-free interest rate     3.70% 3.60%
Level 3 [Member] | Junior Note Warrants [Member] | Common Stock Warrant [Member] | Maximum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price     $ 1.75 $ 3.34
Expected term (in years)     4 years 4 months 24 days 4 years 10 months 24 days
Expected volatility     193.00% 79.60%
Risk-free interest rate     3.90% 4.30%
Level 3 [Member] | Offering Common Stock Warrants [Member] | Common Stock Warrant [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Expected dividend yield     0.00%  
Level 3 [Member] | Offering Common Stock Warrants [Member] | Common Stock Warrant [Member] | Minimum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price     $ 0.6961  
Expected term (in years)     4 years 8 months 12 days  
Expected volatility     144.00%  
Risk-free interest rate     3.60%  
Level 3 [Member] | Offering Common Stock Warrants [Member] | Common Stock Warrant [Member] | Maximum [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Share price     $ 0.7944  
Expected term (in years)     5 years  
Expected volatility     145.00%  
Risk-free interest rate     3.70%