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CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES (Tables) | 12 Months Ended
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Dec. 31, 2019
Cash, Cash Equivalents, and Short-term Investments [Abstract] |
Schedule of Realized Gain (Loss) [Table Text Block] | Proceeds from sales of marketable securities were $1.7 billion, $1.1 billion and $1.4 billion in 2019, 2018, and 2017.
Schedule of Debt Investment Maturities [Table Text Block] | Maturities for marketable securities (in millions):
December 31, 2019 | Cost Basis |  | Fair Value
Due in one year or less | $ | 164 |  |  | $ | 165 |
Due after one year through five years | 1,102 |  |  | 1,114 |
Due after five years through 10 years | 16 |  |  | 16 |
Total | $ | 1,282 |  |  | $ | 1,295 |

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- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
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- Definition Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563 + Details
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