INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
INCOME TAXES
Possible reduction in unrecognized tax benefits due to expected closure of Appeals process			$ 17
Effective tax rate (as a percent)	34.50%	33.50%	34.10%	32.50%