STOCKHOLDERS’ EQUITY - Narrative (Details) - $ / shares	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2021
Class of Stock [Line Items]
Shares repurchased (in shares)	0	0	0	0	857,825
Shares repurchased, repurchase price (in dollars per share)					$ 24.15
Employees
Class of Stock [Line Items]
Shares repurchased (in shares)					712,742
Board of Directors of Atieva
Class of Stock [Line Items]
Shares repurchased (in shares)					145,083