RELATED PARTY INFORMATION - Schedule of Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Related Party Transaction [Line Items]
Net sales	$ 4,803	$ 5,954	$ 8,934	$ 10,730
Cost of goods sold	3,702	4,463	6,897	8,074
Trade receivables, net	246		246		$ 133
Financial receivables from Iveco Group N.V.	230		230		380
Trade payables	2,911		2,911		3,611
Financial payables to Iveco Group N.V.	60		60		146
Iveco Group post-Demerger | Related Party
Related Party Transaction [Line Items]
Net sales	33	37	71	57
Cost of goods sold	219	279	430	534
Trade receivables, net	15		15		25
Financial receivables from Iveco Group N.V.	230		230		380
Trade payables	254		254		335
Financial payables to Iveco Group N.V.	60		60		146
Unconsolidated subsidiaries and affiliates | Related Party
Related Party Transaction [Line Items]
Net sales	130	160	288	293
Cost of goods sold	117	$ 176	259	$ 326
Trade receivables, net	8		8		2
Trade payables	$ 94		$ 94		$ 54