| **Other Expense, Net**                             | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
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| **Other Nonoperating Income (Expense) [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
| Other Expense, Net                                 | OTHER EXPENSE, NETThe Company’s other expense, net consisted of the following (in millions): 2013 2012 2011Interest income$(5) $(5) $(4)Interest expense81 73 70Other191 27 30Other expense, net$267 $95 $96During 2013, the Company redeemed the full $700 million principal amount of the 2014 Senior Notes and the full $500 million principal amount of the 2019 Senior Notes. In connection with the redemption of these notes, prior to their scheduled maturities, the Company recognized a $161 million debt retirement charge to other expense primarily associated with make-whole redemption payments and the write-off of unamortized debt issuance costs (see Note 4). Additionally, in connection with the initial February 2013 consolidation of CardioMEMS, the Company recognized a $29 million loss associated with a fair value remeasurement adjustment to other expense to adjust the carrying value of its equity investment and fixed price purchase option (see Note 2).The Company classifies realized gains or losses from the sale of investments to other income or expense. The Company recognized $13 million and $14 million of realized gains during 2013 and 2012, respectively, associated with the sale of available-for-sale securities. No realized gains or losses were recognized during 2011. |

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| - Definition
The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.
+ 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 210.5-03.3,6,7,9) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3, 6, 7, 9 -Article 5
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| - Details**Name:**us-gaap_OtherNonoperatingIncomeExpenseAbstract**Namespace Prefix:**us-gaap_**Data Type:**xbrli:stringItemType**Balance Type:**na**Period Type:**duration |