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Acquisitions (Narrative) (Details) $ in Millions |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Oct. 02, 2015 USD ($) country | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jun. 30, 2016 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Cash paid for acquisitions, net of cash acquired |  |  |  | $ 11 | $ 3,284 |
Goodwill |  | $ 7,212 |  | 7,212 |  | $ 7,167
Goodwill, Acquired During Period |  |  |  | 70 |  |
Cordis |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Cash paid for acquisitions, net of cash acquired | $ 1,900 |  |  |  |  |
Number of countries in which the entity operates | country | 50 |  |  |  |  |
Number of principal countries | country | 20 |  |  |  |  |
Transaction and integration costs |  | 15 | $ 20 | 29 | $ 41 |
Goodwill |  | 944 |  | 944 |  |
Goodwill, Acquired During Period |  |  |  | 83 |  |
naviHealth |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | 322 |  | 322 |  |
Harvard Drug |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill |  | $ 634 |  | $ 634 |  |

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- Definition Costs incurred during the initial evaluation of a potential acquisition that primarily relate to costs to analyze, negotiate, and consummate the transaction, as well as due diligence activities. Also includes costs related to activities required to combine the operations of an acquired enterprise into our operations and to stand-up the systems and processes needed to support a global footprint. + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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