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Segment Information (Revenue by Reportable Segment) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2017 | Mar. 31, 2016
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | $ 31,821 | $ 30,662 | $ 97,010 | $ 90,162
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 31,824 | 30,665 | 97,018 | 90,174
Operating Segments | Pharmaceutical |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 28,406 | 27,527 | 86,911 | 80,954
Operating Segments | Medical |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 3,418 | 3,138 | 10,107 | 9,220
Corporate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | $ (3) | $ (3) | $ (8) | $ (12)

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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