DERIVATIVE INSTRUMENTS - Fair Value and Notional Amounts of Derivatives With Counterparty Credit Risk (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives	$ 24,012	$ 22,475
Asset Derivatives Fair Value	541	488
Liability Derivatives Fair Value	(1,242)	(837)
AA
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives	488	161
Asset Derivatives Fair Value	11	1
Liability Derivatives Fair Value	(15)	(7)
A
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Derivatives	23,524	22,314
Asset Derivatives Fair Value	530	487
Liability Derivatives Fair Value	$ (1,227)	$ (830)