Acquisitions, Dispositions and Plant Closures - Disposal Groups, Including Discontinued Operations (Details) - Disposal Group, Held-for-Sale, Not Discontinued Operations - Micromax $ in Millions	Sep. 30, 2025 USD ($)
Restructuring Cost and Reserve [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets	$ 86
Disposal Group, Including Discontinued Operation, Goodwill	154
Disposal Group, Including Discontinued Operation, Intangible Assets	163
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent	68
Disposal Group, Including Discontinued Operation, Assets	471
Disposal Group, Including Discontinued Operation, Liabilities	$ 62