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FAIR VALUE MEASUREMENTS FAIR VALUE MEASUREMENTS - CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES - MATURITIES (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash, Cash Equivalents, and Short-term Investments [Abstract] |  |  |
Sales and maturities of marketable securities | $ 3,595 | $ 2,318 | $ 1,674
Debt Securities, Available-for-sale, Fair Value, Fiscal Year Maturity [Abstract] |  |  |
Due in one year or less | 1,065 |  |
Due after one year through five years | 1,532 |  |
Due after five years through 10 years | 42 |  |
Debt Securities, Available-for-sale, Total | 2,639 |  |
Debt Securities, Available-for-sale, Amortized Cost, Fiscal Year Maturity [Abstract] |  |  |
Due in one year or less | 1,064 |  |
Due after one year through five years | 1,537 |  |
Due after five years through 10 years | 44 |  |
Marketable securities | 2,645 |  |
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost | $ 6 |  |

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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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- Definition Amortized cost of investment in debt security, measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in rolling sixth through tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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