INCOME TAXES Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Income tax payments, net of refunds	$ 51	$ (20)
Decrease in Unrecognized Tax Benefits is Reasonably Possible	28
Investment tax credit	6	$ 6
Secretariat of the Federal Revenue Bureau of Brazil [Member]
Income Tax Examination, Estimate of Possible Loss	158
Income Tax Examination, Penalties and Interest Expense	$ 401

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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Estimated amount of loss resulting from an adverse tax position.

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The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

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The amount deducted from an entities' taxes, reflecting a percentage of an amount invested in certain assets spread over the useful life of those assets; includes deferred investment tax credits.

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