FAIR VALUE MEASUREMENTS - Schedule Of Aggregate Fair Value Of Warrants (Details) - Level 3 [Member] - $ / shares	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Minimum [Member] \| Tekne Investment [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Expected term (in years)	9 years 6 months 3 days
Risk-free interest rate	4.80%
Minimum [Member] \| SYME Bonds [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Expected term (in years)	2 years 8 months 12 days
Credit spread	13.00%
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
Risk-free interest rate	4.90%
Maximum [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	13.30%
SYME 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%	0.00%
SYME Convertible Note Receivable [Member] \| Common Stock Warrant [Member] \| Minimum [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Share price	$ 0.000034	$ 0.000038
Expected term (in years)	9 months	1 year
Expected volatility	237.50%	157.70%
Risk-free interest rate	4.00%	3.80%
SYME Convertible Note Receivable [Member] \| Common Stock Warrant [Member] \| Maximum [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Share price	$ 0.000037	$ 0.000048
Expected term (in years)	1 year 2 months 1 day	1 year 3 months
Expected volatility	271.90%	188.10%
Risk-free interest rate	4.20%	4.20%
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%
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)	6 months 14 days
Expected volatility	85.00%
Risk-free interest rate	3.50%
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	147.50%
Risk-free interest rate	4.00%