| **Inventories - (Notes)**           | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
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| **Inventory Disclosure [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| Inventories                         | INVENTORIESInventories, net of reserves of $278 million and $319 million in 2015 and 2014, respectively, are comprised of the following at December 31: 2015 2014Finished goods$2,649 $3,644Work in process132 227Raw materials136 203Total inventories$2,917 $4,074During 2015, we recorded a charge of $194 million to adjust the carrying value of certain inventory.  See Note 3. "Impairment and Restructuring Charges" for further discussion. |

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| - References
No definition available.
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| - Definition
The entire disclosure for inventory. This may include, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the major classes of inventory, and the nature of the cost elements included in inventory. If inventory is stated above cost, accrued net losses on firm purchase commitments for inventory and losses resulting from valuing inventory at the lower-of-cost-or-market may also be included. For LIFO inventory, may disclose the amount and basis for determining the excess of replacement or current cost over stated LIFO value and the effects of a LIFO quantities liquidation that impacts net income.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 6 -Subparagraph a, b, c -Article 5
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