BORROWINGS AND COMMON STOCK WARRANTS - Long-Term Borrowing Arrangements (Details) - USD ($)	Mar. 31, 2025	Dec. 31, 2024	Oct. 29, 2024
Class of Warrant or Right [Line Items]
Term Principal	$ 197,350,000	$ 198,350,000
Accrued PIK Principal Additions	21,370,000	16,999,000
Debt Discounts	(6,980,000)	(7,223,000)
Debt Issuance Costs	(3,340,000)	(3,512,000)
Current Maturities	(1,000,000)	(2,000,000)
Total long-term borrowings	207,400,000	202,614,000
2023 Credit Agreement
Class of Warrant or Right [Line Items]
Term Principal	96,400,000	96,400,000
Accrued PIK Principal Additions	20,838,000	16,658,000
Debt Discounts	(5,977,000)	(6,168,000)
Debt Issuance Costs	0	0
Current Maturities	0	0
Hercules Credit Agreement
Class of Warrant or Right [Line Items]
Term Principal	30,000,000	30,000,000
Accrued PIK Principal Additions	532,000	341,000
Debt Discounts	(1,003,000)	(1,055,000)
Debt Issuance Costs	(3,340,000)	(3,512,000)
Current Maturities	0	0
Centrum Promissory Note
Class of Warrant or Right [Line Items]
Term Principal	63,950,000	63,950,000	$ 64,000,000
Accrued PIK Principal Additions	0	0
Debt Discounts	0	0
Debt Issuance Costs	0	0
Current Maturities	0	0
Centrum P-units
Class of Warrant or Right [Line Items]
Term Principal	7,000,000	8,000,000
Accrued PIK Principal Additions	0	0
Debt Discounts	0	0
Debt Issuance Costs	0	0
Current Maturities	$ (1,000,000)	$ (2,000,000)