SEGMENT REPORTING - Schedule of Financial Information of Business Segments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Capital expenditures paid	$ 1,011	$ 611	$ 1,652	$ 1,195
Operating Segments | Fleet Management Solutions
Segment Reporting Information [Line Items]
Capital expenditures paid	971	561	1,592	1,112
Operating Segments | Supply Chain Solutions
Segment Reporting Information [Line Items]
Capital expenditures paid	32	40	44	66
Operating Segments | Dedicated Transportation Solutions
Segment Reporting Information [Line Items]
Capital expenditures paid	1	1	1	1
Segment Reconciling Items
Segment Reporting Information [Line Items]
Capital expenditures paid	$ 7	$ 9	$ 15	$ 16