Contingencies (Details) $ in Millions |
12 Months Ended |
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Jun. 30, 2026
USD ($)
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| Loss Contingencies [Line Items] | |
| Reserve for environmental matters | $ 82 |
| Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag | environmental matters |
| Environmental Issue | |
| Loss Contingencies [Line Items] | |
| Largest range for any one site | $ 92 |
| Minimum | Environmental Issue | |
| Loss Contingencies [Line Items] | |
| Estimated total liability for environmental sites | 82 |
| Maximum | Environmental Issue | |
| Loss Contingencies [Line Items] | |
| Estimated total liability for environmental sites | $ 292 |
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- Definition Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag No definition available.
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- Definition The largest range of environmental liability at one specific clean up site. No definition available.
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- Definition Total costs accrued as of the balance sheet date for environmental loss contingencies. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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