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Divestiture of Businesses (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Jun. 30, 2015 | Dec. 31, 2015 | Dec. 31, 2014
Noncash or Part Noncash Divestitures [Line Items] |  |  |  |
Gain from sale of business, pre-tax |  |  | $ 103 | $ 0
ZEE Medical Business | Operating Segments | Distribution Solutions |  |  |  |
Noncash or Part Noncash Divestitures [Line Items] |  |  |  |
Proceeds from divestiture of businesses | $ 134 |  |  |
Gain from sale of business, pre-tax | 52 |  |  |
Gain from sale of business, after tax | $ 29 |  |  |
Nurse Triage | Operating Segments | Technology Solutions |  |  |  |
Noncash or Part Noncash Divestitures [Line Items] |  |  |  |
Proceeds from divestiture of businesses |  | $ 84 |  |
Gain from sale of business, pre-tax |  | 51 | $ 51 |
Gain from sale of business, after tax |  | $ 38 |  |

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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 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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