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COMMITMENTS AND CONTINGENCIES (Details) € in Thousands, $ in Thousands				3 Months Ended
	Jul. 11, 2025 USD ($)	Jan. 18, 2024 USD ($)	Dec. 22, 2021 EUR (€)	Mar. 31, 2026 USD ($)	Mar. 31, 2026 EUR (€)	Sep. 30, 2025 USD ($)	Jun. 30, 2025 agreement	Apr. 30, 2025 USD ($) agreement	Sep. 21, 2023 USD ($)
Related Party Transaction [Line Items]
Loss contingency, damages sought, value	$ 37,500
Funding fees, percentage		2.00%
Credit agreement, quarterly payable, cash percentage		50.00%
Credit agreement, quarterly payable, penny warrant percentage		50.00%
Number of written put agreements | agreement							2	2
Other commitment						$ 1,000		$ 15,000
Long-term purchase commitment, amount				$ 500
Payments for other commitment				$ 75
Sale of stock, conversion limitation, percent				19.99%
April 2025 - Written Put Agreement
Related Party Transaction [Line Items]
Other commitment				$ 12,700
Payments for other commitment				150,000
September 2025 - Written Put Agreement
Related Party Transaction [Line Items]
Other commitment				$ 775,000
Babcock & Wilcox Enterprises, Inc.
Related Party Transaction [Line Items]
Indemnity amount | €			€ 30,000		€ 5,000
Sorrento Therapeutics, Inc.
Related Party Transaction [Line Items]
Loss contingency accrual									$ 32,166
Payment Guarantee
Related Party Transaction [Line Items]
Guarantor obligations, maximum exposure, undiscounted		$ 150,000

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