INCOME TAXES INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended		12 Months Ended		3 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2011	Mar. 31, 2013 Provision (credit) for income taxes [Domain]
Income Tax Contingency [Line Items]
Tax charge related to adjusted uncertain tax position							$ 41
Gross Unrecognized Tax Benefits, Balance	10		10		166	161
Unrecognized Tax Benefits, Increases related to positions taken in current year			0		8
Unrecognized Tax Benefits, Settlement of uncertain tax positions with tax authorities			(154)		0
Unrecognized Tax Benefits, Decreases due to expiration of statutes of limitations			(2)		(3)
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	9		9		158
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	(3)		(3)		4
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	$ (14)	$ 1	$ (14)	$ 1