FAIR VALUE ELECTIONS (Details 3) (USD $) In Billions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Carrying value of structured notes, disaggregated by type of embedded derivative instrument
Carrying value of structured notes	$ 22.4	$ 24.4
Interest Rate Linked
Carrying value of structured notes, disaggregated by type of embedded derivative instrument
Carrying value of structured notes	9.9	10.5
Foreign Exchange Linked
Carrying value of structured notes, disaggregated by type of embedded derivative instrument
Carrying value of structured notes	0.6	0.9
Equity Linked
Carrying value of structured notes, disaggregated by type of embedded derivative instrument
Carrying value of structured notes	6.8	7.3
Commodity Linked
Carrying value of structured notes, disaggregated by type of embedded derivative instrument
Carrying value of structured notes	1.6	1.0
Credit Linked
Carrying value of structured notes, disaggregated by type of embedded derivative instrument
Carrying value of structured notes	$ 3.5	$ 4.7