FINANCIAL INSTRUMENTS - Effects of Derivative on Earnings (Narrative) (Details) - USD ($) $ in Millions |
6 Months Ended | ||
---|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2016 |
|
Derivative Instruments and Hedging Activities Disclosure [Abstract] | |||
Pre-tax gain included in AOCI related to cash flow hedges of forecasted transactions | $ 80 | ||
Amount of loss expected to be transferred to earnings as an expense | $ 61 | ||
Maximum term of hedged forecasted transactions | 14 years | 15 years | 16 years |