FAIR VALUE - Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Assets:
Warrant asset	$ 57		$ 477
Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration]	Prepaid Expense and Other Assets, Current		Prepaid Expense and Other Assets, Current
Digital assets	$ 961	$ 356	$ 369
Level 1
Assets:
Warrant asset	0		0
Digital assets	961
Level 2
Assets:
Warrant asset	0		0
Digital assets	0
Level 3
Assets:
Warrant asset	57		$ 477
Digital assets	$ 0