Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

Revenue Recognition Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	$ 3,319	$ 3,499	$ 10,196	$ 10,339
North America Segment
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	1,402	1,423	4,308	4,277
Europe
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	1,453	1,620	4,529	4,749
Specialty [Member]
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	465	457	1,362	1,316
Other Revenue [Member]
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	97	85	307	254
Other Revenue [Member] \| North America Segment
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	95	80	289	236
Other Revenue [Member] \| Europe
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	2	5	18	18
Third Party [Member]
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	3,319	3,499	10,196	10,339
Third Party [Member] \| North America Segment
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	1,401	1,423	4,307	4,277
Third Party [Member] \| Europe
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	1,453	1,620	4,529	4,749
Third Party [Member] \| Specialty [Member]
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	465	456	1,360	1,313
Parts and Services [Domain]
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	3,222	3,414	9,889	10,085
Parts and Services [Domain] \| North America Segment
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	1,306	1,343	4,018	4,041
Parts and Services [Domain] \| Europe
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	1,451	1,615	4,511	4,731
Parts and Services [Domain] \| Specialty [Member]
Revenue Recognition Disaggregation of Revenue [Line Items]
Revenues	$ 465	$ 456	$ 1,360	$ 1,313