FAIR VALUE MEASUREMENTS (Details) $ / shares in Units, $ in Thousands, shares in Millions	3 Months Ended	6 Months Ended
	Mar. 31, 2021 USD ($) shares	Jun. 30, 2022 USD ($) $ / shares shares	Dec. 31, 2021 shares
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Down payments received from Foxconn | $	$ 82,000	$ 100,000
Public Warrants
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrant exercise price | $ / shares		$ 11.50
Common stock issued for exercise of warrants (in shares)		6.7
Warrants outstanding		0.0	0.0
Private Placement Warrants
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrant exercise price | $ / shares		$ 11.50
Common stock issued for exercise of warrants (in shares)	0.6
Warrants outstanding		2.3	2.3
BGL Warrants
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrant exercise price | $ / shares		$ 10.00
Warrants outstanding		1.6	1.6
Foxconn Warrants
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrant exercise price | $ / shares		$ 10.50
Warrants outstanding		1.7
Fair value of warrants | $		$ 300
Derivative Liability, Measurement Input		2.905
Measurement Input, Price Volatility [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Derivative Liability, Measurement Input		0.80	0.50
Measurement Input, Risk Free Interest Rate [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Derivative Liability, Measurement Input		2.956	1.123