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SEGMENT REPORTING - Schedule of Segment Revenue and Net Before Tax Information by Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Revenue | $ 3,189 | $ 3,182 | $ 6,319 | $ 6,279
Used vehicle sales, net | 2 | (19) | (7) | (39)
Segment EBT | 226 | 221 | 402 | 374
Non-operating pension costs, net | (9) | (10) | (18) | (21)
Other items impacting comparability, net | 0 | 0 | 0 | (4)
Earnings from continuing operations before income taxes | 184 | 178 | 318 | 292
Fleet Management Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,467 | 1,478 | 2,914 | 2,933
Supply Chain Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,366 | 1,341 | 2,697 | 2,643
Operating Segments | Fleet Management Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,467 | 1,478 | 2,914 | 2,933
Direct operating costs | 1,130 | 1,164 | 2,284 | 2,335
Used vehicle sales, net | 2 | (19) | (7) | (39)
Other segment items | 209 | 200 | 417 | 404
Segment EBT | 126 | 133 | 220 | 233
Operating Segments | Supply Chain Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,366 | 1,341 | 2,697 | 2,643
Direct operating costs | 1,202 | 1,198 | 2,384 | 2,372
Used vehicle sales, net | 0 | 0 | 0 | 0
Other segment items | 65 | 58 | 127 | 122
Segment EBT | 99 | 85 | 186 | 149
Operating Segments | Dedicated Transportation Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 606 | 635 | 1,208 | 1,198
Direct operating costs | 562 | 585 | 1,126 | 1,109
Used vehicle sales, net | 0 | 0 | 0 | 0
Other segment items | 7 | 13 | 18 | 34
Segment EBT | 37 | 37 | 64 | 55
Eliminations |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | (250) | (272) | (500) | (495)
Segment EBT | (36) | (34) | (68) | (63)
Segment Reconciling Items |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Unallocated Central Support Services | (21) | (22) | (42) | (35)
Intangible amortization expense | (12) | (11) | (25) | (22)
Non-operating pension costs, net | $ (9) | $ (10) | (18) | (21)
Other items impacting comparability, net |  |  | $ 1 | $ (4)

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