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Segment Information (Depreciation and Amortization and Additions to Property and Equipment by Reportable Segment) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Segment Reporting Information [Line Items] |  |  |
Total depreciation and amortization | $ 1,000 | $ 1,032 | $ 717
Total additions to property and equipment | 328 | 384 | 387
Operating Segments | Pharmaceutical |  |  |
Segment Reporting Information [Line Items] |  |  |
Total depreciation and amortization | 147 | 156 | 122
Total additions to property and equipment | 35 | 58 | 50
Operating Segments | Medical |  |  |
Segment Reporting Information [Line Items] |  |  |
Total depreciation and amortization | 288 | 278 | 156
Total additions to property and equipment | 74 | 127 | 123
Corporate |  |  |
Segment Reporting Information [Line Items] |  |  |
Total depreciation and amortization | 565 | 598 | 439
Total additions to property and equipment | $ 219 | $ 199 | $ 214

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