Basis of Presentation and Summary of Significant Accounting Policies Loss Contingencies (Details) $ in Millions	3 Months Ended
Sep. 30, 2019 USD ($)
Total Opioid Litigation [Member]
Loss Contingencies [Line Items]
Gain (Loss) Related to Litigation Settlement	$ (5,630)
Total Opioid Litigation, net of tax [Member]
Loss Contingencies [Line Items]
Gain (Loss) Related to Litigation Settlement	$ (5,140)

Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

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

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration