DERIVATIVES AND HEDGING ACTIVITIES Narrative (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020
Gain / (Loss) Recorded to AOCI After Tax, That Is Expected to be Reclassified to Earnings	$ 4
Interest Rate Contract [Member] | Fair Value Hedging [Member] | Designated as Hedging Instrument
terminated derivative notional amount			$ 700
Terminated derivative, fair value, net			$ 85
Interest Rate Contract [Member] | Net Investment Hedging [Member] | Designated as Hedging Instrument
terminated derivative notional amount		$ 475
Terminated derivative, fair value, net		$ 33