PRESENTATION AND NATURE OF OPERATIONS (Details) - USD ($)	1 Months Ended		12 Months Ended
	Nov. 30, 2024	Jun. 30, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Jun. 25, 2024
Debt Instrument [Line Items]
Funding of 50% interest in Rivian and VW Group Technology, LLC	$ 92,000,000		$ 92,000,000
Total contract liabilities			1,840,000,000	$ 221,000,000
Proceeds from issuance of convertible notes			$ 1,000,000,000	$ 3,195,000,000	$ 0
Volkswagen Group
Debt Instrument [Line Items]
Equity interest (as percent)			50.00%
Volkswagen Group | License
Debt Instrument [Line Items]
Total contract liabilities	1,295,000,000		$ 1,295,000,000
Volkswagen Group | Financial Milestone Payments
Debt Instrument [Line Items]
Receivable, contingent on milestone achievement			1,000,000,000
Volkswagen Group | Testing Milestone Payments
Debt Instrument [Line Items]
Receivable, contingent on milestone achievement			1,000,000,000
Volkswagen Group | Start of Production Milestone Payments
Debt Instrument [Line Items]
Receivable, contingent on milestone achievement			460,000,000
Common Class A | Volkswagen Group | Financial Milestone Payments
Debt Instrument [Line Items]
Capital shares reserved for future issuance			$ 750,000,000
Trading days			30 days
Common Class A | Volkswagen Group | Testing Milestone Payments
Debt Instrument [Line Items]
Capital shares reserved for future issuance			$ 1,000,000,000
Trading days			30 days
Common Class A | Volkswagen Group | Start of Production Milestone Payments
Debt Instrument [Line Items]
Capital shares reserved for future issuance			$ 250,000,000
Trading days			30 days
Loan Agreements | Term Loan
Debt Instrument [Line Items]
Aggregate principal amount	$ 1,000,000,000
2026 Convertible Note | Convertible Debt
Debt Instrument [Line Items]
Aggregate principal amount						$ 1,000,000,000
Proceeds from issuance of convertible notes		$ 1,000,000,000