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 Details [Abstract]
Income tax provision	$ 249	$ 379	$ 828	$ 920
Effective tax rate	31.90%	31.90%	36.90%	35.90%
Effective Tax Rate Reconciliation
Deferred tax asset valuation allowance reversal		46		46
Changes from State and Local Tax Matters [Member]
Effective Tax Rate Reconciliation
Other adjustments	59		59
Changes from North Carolina Income Tax Reform [Member]
Effective Tax Rate Reconciliation
Other adjustments	27		27
Changes from Adjustment of Estimated Deferred Income Tax Rate [Member]
Effective Tax Rate Reconciliation
Other adjustments		$ 63		$ 63