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INCOME TAX 2 (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |  |
U.S. federal statutory income tax rate | 21.00% | 21.00% | 21.00%
Taxes on non-U.S. earnings | (0.80%) | (0.50%) | 0.20%
U.S. state income taxes | 1.30% | 1.10% | 1.60%
Reserves for tax contingencies | (2.60%) | 2.00% | 0.30%
Employee share-based payments | (1.20%) | (1.20%) | (0.70%)
Reduction of certain receivables | 2.00% | 0.00% | 0.00%
U.S. Tax Cuts and Jobs Act | 0.00% | (3.60%) | (5.80%)
Reduction of taxes on unremitted earnings | 0.00% | 0.00% | (14.20%)
Separation tax costs | 0.00% | 0.00% | 5.50%
All other items net | (0.60%) | (1.20%) | 0.90%
Effective Income Tax Rate Reconciliation, Percent | 19.10% | 17.60% | 8.80%
Tax Expense Paragraph Details [Abstract] |  |  |
Net (decrease) increase in the effective tax rate from prior period | 1.50% | 8.80% |
Net (decrease) increase in non-U.S. income tax rate | (14.20%) | 22.00% |
Non-U.S. effective income tax rate | 11.90% | 26.10% |
Deferred Tax Liability Change In Amount |  | $ 281 |

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