v3.25.2
Assets and Liabilities Held For Sale and Discontinued Operations - Summarized Results of Discontinued Operations (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Income from discontinued operations, net of tax $ 160 $ 201 $ 301 $ 349
Income from discontinued operations attributable to noncontrolling interest, net of tax 77 78 157 148
Discontinued operations 83 123 144 201
Discontinued Operations, Held-for-Sale | Residential and Light Commercial HVAC Business        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Net sales 1,369 1,333 3,404 3,320
Cost of goods sold 1,007 954 2,579 2,468
Gross profit 362 379 825 852
Selling, general and administrative expenses 212 195 584 562
Restructuring and impairment costs 12 3 21 22
Net financing charges 5 2 6 17
Equity income 77 75 211 196
Income from discontinued operations before income taxes 210 254 425 447
Provision for income taxes on discontinued operations 50 53 124 98
Income from discontinued operations, net of tax 160 201 301 349
Income from discontinued operations attributable to noncontrolling interest, net of tax 77 78 157 148
Discontinued operations $ 83 $ 123 $ 144 $ 201