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MARKETABLE SECURITIES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Schedule of Available-for-sale Securities |  |  |
Debt Securities, Available-for-sale, Amortized Cost | $ 1 | $ 1 |
Debt Securities, Available-for-sale, Unrealized Gain (Loss) | 0 | 0 |
Debt Securities, Available-for-sale | 1 | 1 |
Debt Securities, Trading, and Equity Securities, FV-NI, Cost | 583 | 451 |
Marketable Securities, Unrealized Gain (Loss) | 12 | 10 |
Marketable securities | 595 | 461 |
Proceeds from Sale of Held-to-maturity Securities | 494 | 343 | $ 258
Proceeds from maturities of marketable securities | 179 | 126 | 131
Proceeds from Sale and Maturity of Marketable Securities | 673 | 469 | $ 389
Certificates of Deposit |  |  |
Schedule of Available-for-sale Securities |  |  |
Equity Securities, cost | 299 | 164 |
Equity Securities, Fair Value | 299 | 164 |
Debt mutual funds |  |  |
Schedule of Available-for-sale Securities |  |  |
Equity Securities, cost | 254 | 267 |
Equity Securities, Unrealized Gain (Loss) | 2 | 5 |
Equity Securities, Fair Value | 256 | 272 |
Equity Mutual Funds |  |  |
Schedule of Available-for-sale Securities |  |  |
Equity Securities, cost | 29 | 19 |
Equity Securities, Unrealized Gain (Loss) | 10 | 5 |
Equity Securities, Fair Value | $ 39 | $ 24 |
Minimum | Certificates of Deposit |  |  |
Schedule of Available-for-sale Securities |  |  |
Maturities of Time Deposits, Description | three months |  |
Maximum | Certificates of Deposit |  |  |
Schedule of Available-for-sale Securities |  |  |
Maturities of Time Deposits, Description | five years |  |

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