FAIR VALUE MEASUREMENTS - Assets, Liabilities, Rollforward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Loss on fair value adjustments included in earnings	$ (384)	$ 11,873
Warrants issued to Foxconn
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Loss on fair value adjustments included in earnings	(153)
Derivative liability, ending balance	300
Private warrants to purchase common stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Loss on fair value adjustments included in earnings	(231)	(15,307)
Fair Value, Inputs, Level 3 | Warrants issued to Foxconn
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Additions	323
Loss on fair value adjustments included in earnings	(153)
Derivative liability, ending balance	170
Fair Value, Inputs, Level 3 | Private warrants to purchase common stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative liability, beginning balance	485
Loss on fair value adjustments included in earnings	(231)
Derivative liability, ending balance	$ 254	$ 485