Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities
Net loss	$ (343,066)	$ (282,404)
Adjustments to reconcile net loss to cash used by operating activities:
Stock-based compensation	7,403	18,826
Loss (gain) on disposal of fixed assets	916	(100,906)
Impairment of property plant and equipment and intangible assets	140,726	111,389
Write-off of prepaid royalty		4,728
Depreciation of property plant and equipment	54,407	8,476
Write down of inventory and prepaid inventory	24,105	48,529
Other non-cash changes	(2,183)	(384)
Changes in assets and liabilities:
Accounts receivables	204	(203)
Inventory	(10,537)	(54,646)
Prepaid expenses and other assets	15,742	10,648
Accounts payable	(11,940)	2,527
Accrued expenses and other liabilities	(12,940)	19,657
Net Cash used in operating activities	(137,163)	(213,764)
Cash flows from investing activities
Purchases of property plant and equipment	(10,152)	(54,567)
Purchases of short-term investments	(32,147)	(100,297)
Maturities of short-term investments	134,203
Investment in Foxconn Joint Venture		(13,500)
Return of investment in Foxconn Joint Venture		13,500
Proceeds from the sale of fixed assets	11,000	39,960
Net Cash provided by (used in) investing activities	102,904	(114,904)
Cash flows from financing activities
Proceeds from notes payable for Foxconn Joint Venture		13,500
Settlement of notes payable for Foxconn Joint Venture		(13,500)
Down payments received from Foxconn		100,000
Issuance of Class A common stock		2,114
Tax withholding payments related to net settled restricted stock compensation		(684)
Proceeds from Equity Purchase Agreement, net of issuance costs		40,438
Net Cash provided by financing activities		206,010
Decrease in cash and cash equivalents	(34,259)	(122,658)
Cash and cash equivalents, beginning balance	121,358	244,016
Cash and cash equivalents, ending balance	$ 87,099	121,358
Non-cash items
Capital assets acquired with payables		200,000
Foxconn investment transactions for class A stock
Cash flows from financing activities
Issuance of Class A common stock		21,724
Foxconn investment transactions for preferred stock
Cash flows from financing activities
Proceeds from issuance of preferred stock		30,000
At Market Offering
Cash flows from financing activities
Issuance of Class A common stock		$ 12,418