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v3.3.1.900

Investments (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Investments |  |  |
Unrealized gains (losses) on trading securities | $ (12) | $ (7) | $ (1)
Total short term investments, amortized cost | 1,269 | 497 |
Total short term investments, fair value | 1,254 | 491 |
Available-for-sale securities. |  |  |
Investments |  |  |
Amortized Cost | 81 | 167 |
Fair Value | 81 | 167 |
Money market funds |  |  |
Investments |  |  |
Amortized Cost | 81 | 142 |
Fair Value | 81 | 142 |
Money market funds | Denominated in foreign currencies |  |  |
Investments |  |  |
Fair Value | 3 |  |
Money market funds | Denominated in other foreign currencies |  |  |
Investments |  |  |
Fair Value |  | 8 |
Corporate bonds |  |  |
Investments |  |  |
Amortized Cost |  | 11 |
Fair Value |  | 11 |
U.S. Government agency securities |  |  |
Investments |  |  |
Amortized Cost |  | 10 |
Fair Value |  | 10 |
Other available-for-sale securities |  |  |
Investments |  |  |
Amortized Cost |  | 4 |
Fair Value |  | 4 |
Trading securities. |  |  |
Investments |  |  |
Amortized Cost | 1,188 | 330 |
Fair Value | 1,173 | 324 |
Domestic equity securities |  |  |
Investments |  |  |
Amortized Cost | 475 | 115 |
Fair Value | 466 | 115 |
Domestic debt securities |  |  |
Investments |  |  |
Amortized Cost | 452 | 5 |
Fair Value | 450 | 5 |
Foreign equity securities |  |  |
Investments |  |  |
Amortized Cost | 120 |  |
Fair Value | 120 |  |
Foreign equity securities | Denominated in foreign currencies |  |  |
Investments |  |  |
Fair Value | 80 |  |
Foreign equity securities | Denominated in Euros |  |  |
Investments |  |  |
Fair Value | 25 |  |
Foreign equity securities | Denominated in Japanese Yen |  |  |
Investments |  |  |
Fair Value | 20 |  |
Foreign equity securities | Denominated in British pounds |  |  |
Investments |  |  |
Fair Value | 15 |  |
Foreign equity securities | Denominated in Swiss Franc |  |  |
Investments |  |  |
Fair Value | 7 |  |
Foreign equity securities | Denominated in other foreign currencies |  |  |
Investments |  |  |
Fair Value | 13 |  |
High yield trading debt securities |  |  |
Investments |  |  |
Amortized Cost | 108 | 188 |
Fair Value | 104 | 182 |
Money market funds held in trading accounts |  |  |
Investments |  |  |
Amortized Cost | 22 | 21 |
Fair Value | 22 | 21 |
Collateralized loan obligation |  |  |
Investments |  |  |
Amortized Cost | 10 |  |
Fair Value | 10 |  |
Other trading securities |  |  |
Investments |  |  |
Amortized Cost | 1 | 1 |
Fair Value | $ 1 | 1 |
Morocco | Grain trading and poultry business |  |  |
Investments |  |  |
Cost method investment ownership percentage | 12.00% |  |
Amount invested under cost method | $ 18 |  |
Other non-current assets |  |  |
Investments |  |  |
Cost method investments | $ 20 | $ 4 |

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