v3.26.1
Divestitures - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Net proceeds from sale of business $ 16     $ 2 $ 16
Pre-tax gain   $ 1 $ 0 3 (165)
Land and Building [Member] | Corporate [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Net proceeds from sale of business       4 11
Pre-tax gain       2 11
Pre-tax gain related to termination fee income   2   2  
Sale of properties with net book value   $ 2 0 $ 2 0
Discontinued Operations, Held-for-sale [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment charge     0   183
Pre-tax gain         8
Discontinued Operations, Held-for-sale [Member] | Goodwill [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment charge     1   1
Discontinued Operations, Held-for-sale [Member] | Other Intangible Assets [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment charge     134   134
Discontinued Operations, Held-for-sale [Member] | Property, Plant and Equipment [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment charge     33   33
Discontinued Operations, Held-for-sale [Member] | Operating Lease Assets Net [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment charge     14   14
Discontinued Operations, Held-for-sale [Member] | Other Current Assets [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment charge     $ 1   $ 1