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FINANCING (Senior Notes) (Narrative) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 USD ($) D | Dec. 31, 2020 USD ($)
Financing |  |
Face amount of senior notes | $ 4,150,000 | $ 4,150,000
Senior notes [Member] |  |
Financing |  |
Face amount of senior notes | $ 4,200,000 |
Number of days in annual interest calculation period | D | 360 |
Minimum [Member] | Senior notes [Member] |  |
Financing |  |
Interest rate of senior notes | 1.75% |
Maximum [Member] | Senior notes [Member] |  |
Financing |  |
Interest rate of senior notes | 4.625% |

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