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Segment Information (Segment Profit by Reportable Segment) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Total operating earnings | $ (5,264) | $ 816
Operating Segments |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Total operating earnings | 568 | 544
Operating Segments | Pharmaceutical |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Total operating earnings | 398 | 409
Operating Segments | Medical |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Total operating earnings | 170 | 135
Corporate |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Total operating earnings | $ (5,832) | $ 272

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