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Basis of Presentation and Summary of Significant Accounting Policies Loss Contingencies (Details) - USD ($) $ in Millions | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019
Loss Contingencies [Line Items] |  |  |
Gain (Loss) Related to Litigation Settlement | $ (1,129) | $ (5,741) | $ (36)
Total Opioid Litigation [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Gain (Loss) Related to Litigation Settlement | $ 1,170 | $ 5,630 |

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- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
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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. + References No definition available. + Details
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- Details
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Period Type: |