FAIR VALUE MEASUREMENTS - Changes to Fair Value Measurement Level 3 (Details) - Liabilities - Fair Value, Recurring - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Series A Warrant Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Remeasurement to fair value	$ 0	$ 1,100
Series A Embedded Derivative Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Remeasurement to fair value	8,900	2,400
Series B Warrant Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Remeasurement to fair value	9,100	23,700
Level 3
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative liability, beginning balance			$ 101,615	$ 126,117
Remeasurement to fair value			(6,716)	7,048
Derivative liability, ending balance	94,899	133,165	94,899	133,165
Level 3 | Series A Warrant Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative liability, beginning balance			0	11,291
Remeasurement to fair value			0	1,494
Derivative liability, ending balance	0	12,785	0	12,785
Level 3 | Series A Embedded Derivative Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative liability, beginning balance			16,835	18,448
Remeasurement to fair value			(3,954)	5,151
Derivative liability, ending balance	12,881	23,599	12,881	23,599
Level 3 | Series B Warrant Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative liability, beginning balance			84,780	96,378
Remeasurement to fair value			(2,762)	403
Derivative liability, ending balance	$ 82,018	$ 96,781	$ 82,018	$ 96,781