BALANCE SHEETS COMPONENTS - Schedule of Other Current Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Engineering, design, and testing accrual	$ 43,842	$ 53,666
Capital expenditures accrual	63,867	39,043
Accrued compensation	147,694	201,880
Accrued purchases	163,987	31,318
Retail leasehold improvements accrual	4,189	3,589
Third-party services accrual	40,552	26,353
Tooling liability	73,684	110,249
Short-term borrowings	233,308	126,417
Operating lease liabilities, current portion	50,800	35,596
Reserve for loss on firm inventory purchase commitments	142,715	119,672
Accrued warranty	41,808	36,752
Deferred revenue	23,927	18,473
Sales incentive accrual	21,470	18,336
RVG liabilities	26,737	17,755
Other current liabilities	233,577	185,572
Total other current liabilities	$ 1,312,157	$ 1,024,671