BALANCE SHEETS COMPONENTS - Other Current Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Engineering, design, and testing accrual	$ 20,251	$ 33,950
Construction in progress	97,754	92,590
Accrued purchases	98,527	12,225
Retail leasehold improvements accrual	14,888	15,796
Other professional services accrual	23,741	13,944
Tooling liability	20,866	23,966
Short-term insurance financing note	4,399	15,281
Operating lease liabilities, current portion	12,448	11,056
Other current liabilities	119,384	99,404
Total other current liabilities	$ 412,258	$ 318,212