BALANCE SHEETS COMPONENTS (Tables)

3 Months Ended

Mar. 31, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Inventory

Inventory as of March 31, 2022 and December 31, 2021 were as follows (in thousands):

	March 31, 2022		December 31, 2021
Raw materials	$	234,444	$	87,646
Work in progress	43,082		30,641
Finished goods	56,380		8,963
Total inventory	$	333,906	$	127,250

Schedule of Property, Plant and Equipment and Construction in Progress

Property, plant, and equipment as of March 31, 2022 and December 31, 2021 were as follows (in thousands):

	March 31, 2022		December 31, 2021
Land and land improvements	$	1,050	$	1,050
Building and improvements	197,268		195,952
Machinery, Tooling and Vehicles	652,725		601,791
Computer equipment and software	32,961		27,968
Leasehold improvements	144,457		135,533
Furniture and fixtures	19,207		15,352
Finance leases	14,779		13,601
Construction in progress	389,228		276,919
Total property, plant, and equipment	1,451,675		1,268,166
Less accumulated depreciation and amortization	(124,131)		(86,013)
Property, plant, and equipment — net	$	1,327,544	$	1,182,153

Construction in progress consisted of the following (in thousands):

	March 31, 2022		December 31, 2021
Machinery and Tooling	$	207,847	$	132,943
Construction of Arizona plant	136,459		112,970
Leasehold improvements	44,922		31,006
Total construction in progress	$	389,228	$	276,919

Schedule of Other Current Liabilities

Other current liabilities and long-term liabilities as of March 31, 2022 and December 31, 2021 were as follows (in thousands):

	March 31, 2022		December 31, 2021
Engineering, design, and testing accrual	$	20,251	$	33,950
Construction in progress	97,754		92,590
Accrued purchases (1)	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

(1) Accrued purchases primarily reflects inventory purchases and related transportation charges that had not been invoiced.

Schedule of Other Noncurrent Liabilities

	March 31, 2022		December 31, 2021
Operating lease liabilities, net of current portion	$	189,516	$	185,323
Other long-term liabilities	5,351		3,252
Total other long-term liabilities	$	194,867	$	188,575