DESCRIPTION OF BUSINESS (Details)			1 Months Ended			3 Months Ended		9 Months Ended		12 Months Ended
	Apr. 29, 2022 USD ($) facility	Jul. 23, 2021 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($) facility	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) shares	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) facility	May 31, 2023 USD ($)	Mar. 12, 2023 USD ($)	Nov. 08, 2022 USD ($)	Jun. 30, 2022 USD ($)	Apr. 29, 2022 SAR (ر.س) facility	Feb. 27, 2022 USD ($)	Feb. 27, 2022 SAR (ر.س)	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Net loss						$ 630,894,000	$ 530,101,000	$ 2,174,654,000	$ 831,812,000
Accumulated deficit					$ 7,370,332,000	9,544,986,000		$ 9,544,986,000		$ 7,370,332,000
Proceeds from reverse recapitalization, net of transaction costs		$ 4,400,300,000
Equity Distribution Agreement
Debt Instrument [Line Items]
Consideration to be received on agreement													$ 600,000,000
Net proceeds received					594,300,000					594,300,000
Remaining number of shares available (in shares) | shares								0
Private Placement | Ayar
Debt Instrument [Line Items]
Consideration to be received on agreement											$ 1,800,000,000		$ 915,000,000
Net proceeds received			$ 1,800,000,000		915,000,000
Underwriting Agreement
Debt Instrument [Line Items]
Consideration to be received on agreement											$ 1,200,000,000
Net proceeds received			$ 1,200,000,000
1.25% Convertible Senior Notes, Due December 2026
Debt Instrument [Line Items]
Debt instrument, face amount					2,012,500,000	$ 2,012,500,000		$ 2,012,500,000		2,012,500,000
1.25% Convertible Senior Notes, Due December 2026 | Convertible Debt
Debt Instrument [Line Items]
Debt instrument, face amount																		$ 2,012,500,000
Interest rate																		1.25%
SIDF
Debt Instrument [Line Items]
Debt instrument, face amount					1,400,000,000					$ 1,400,000,000						$ 1,400,000,000	ر.س 5,190,000,000
ABL Credit Facility | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Debt instrument, term										5 years
Maximum borrowing capacity					1,000,000,000					$ 1,000,000,000				$ 1,000,000,000
ABL Credit Facility | Line of Credit | Bridge Loan
Debt Instrument [Line Items]
Maximum borrowing capacity														$ 100,000,000
GIB Facility Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 266,100,000			$ 266,600,000	$ 266,100,000					$ 266,100,000		$ 266,600,000			ر.س 1,000,000,000
Number of facilities | facility	2				2					2					2
GIB Facility Agreement | Line of Credit | Revolving Credit Facility | Saudi Arabian Interbank Offered Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate				1.40%
GIB Facility Agreement | Line of Credit | Bridge Loan
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 173,000,000				$ 173,000,000					$ 173,000,000					ر.س 650,000,000
GIB Facility Agreement | Line of Credit | Bridge Loan | Saudi Arabian Interbank Offered Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.25%
GIB Facility Agreement | Line of Credit | Working Capital Facility
Debt Instrument [Line Items]
Interest rate					6.40%					6.40%
Maximum borrowing capacity	$ 93,100,000				$ 93,100,000					$ 93,100,000					ر.س 350,000,000
GIB Facility Agreement | Line of Credit | Working Capital Facility | Saudi Arabian Interbank Offered Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.70%