INCOME TAXES (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Income tax expense (benefit):
Effective tax rates on pretax income from continuing operations (as a percent)	13.40%	(29.40%)	18.70%	9.60%
U.S. federal income tax at statutory rate (as a percent)	35.00%	35.00%	35.00%	35.00%
Deferred tax asset valuation allowance released	$ 500,000,000		$ 1,400,000,000
Deferred tax asset valuation allowance allocated to income from continuing operations			1,300,000,000
Deferred tax asset valuation allowance allocated to other comprehensive income			100,000,000
Deferred tax asset valuation allowance released related to state and local jurisdictions	200,000,000
Accounting for Uncertainty in Income Taxes
Unrecognized tax benefits, excluding interest and penalties	4,900,000,000		4,900,000,000		4,400,000,000
Unrecognized tax benefits, if recognized would not affect the effective tax rate	200,000,000		200,000,000		200,000,000
Unrecognized tax benefits, if recognized would favorably affect the effective tax rate	4,700,000,000		4,700,000,000		4,200,000,000
Unrecognized tax benefits, interest and penalties accrued	1,000,000,000		1,000,000,000		935,000,000
Unrecognized tax benefits, interest net of the federal benefit (expense) and penalties			$ 80,000,000	$ 108,000,000
Unrecognized tax benefits, period of reasonably possible change in balance			P12M