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Inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Inventory Disclosure [Abstract] |
Inventories |
|  | (In Millions) |
|  | At December 31 |
|  | 2012 |  |  | 2011 |
Finished goods |  | $ | 368 |  |  | $ | 345 |
Raw material |  |  | 266 |  |  |  | 269 |
Work in process |  |  | 92 |  |  |  | 92 |
Total |  | $ | 726 |  |  | $ | 706 |

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