OTHER CURRENT ASSETS - MARKETABLE SECURITIES AND OTHER SHORT-TERM INVESTMENTS (Details) - USD ($) $ in Millions |
9 Months Ended | |
|---|---|---|
Sep. 30, 2017 |
Dec. 31, 2016 |
|
| Marketable Securities and Other Short-Term Investments | ||
| Marketable securities and other short-term investments | $ 544 | $ 94 |
| Available for sale securities | 1 | 22 |
| Trading | 541 | 63 |
| Other short-term investments | $ 2 | 9 |
| Maximum maturity period | 12 months | |
| Foreign government securities | ||
| Marketable Securities and Other Short-Term Investments | ||
| Marketable securities and other short-term investments | $ 521 | 28 |
| Corporate debt securities | ||
| Marketable Securities and Other Short-Term Investments | ||
| Marketable securities and other short-term investments | 21 | 57 |
| Certificate of deposits/time deposits | ||
| Marketable Securities and Other Short-Term Investments | ||
| Marketable securities and other short-term investments | 0 | 7 |
| Other | ||
| Marketable Securities and Other Short-Term Investments | ||
| Marketable securities and other short-term investments | $ 2 | $ 2 |