INCOME TAXES - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Net operating loss carryforwards	$ 1,240,197	$ 974,097
Tax credit carryforwards	139,672	104,678
Stock-based compensation expense	12,322	26,438
Capitalization of research and development costs	333,958	174,564
Accruals and reserves	215,087	100,622
Lease liability	88,407	84,635
Inventory	271,784	0
Other	21,815	19,037
Total deferred tax assets	2,323,242	1,484,071
Valuation allowance	(2,137,851)	(1,374,265)
Total deferred tax assets, net of valuation allowance	185,391	109,806
Deferred tax liabilities:
Depreciation	(49,754)	(39,618)
Right-of-use assets	(74,565)	(70,188)
Tax accounting method change	(61,072)	0
Total deferred tax liabilities	(185,391)	(109,806)
Deferred tax assets (liabilities), net of valuation allowance	$ 0	$ 0