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INCOME TAX 6 (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Income Tax Examination Paragraph Details [Abstract] |  |  |
Income tax Examination Unrecognized Tax Benefits From Examination | $ 556 | $ 413 | $ 304
Income Tax Examination Estimated Interest and Penalties From Examination | 80 | 73 | 45
Income Tax Examination Accrued Interest and Penalties From Examination | $ 507 | $ 487 | $ 426

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- Definition The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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