INCOME TAXES (Details - Income (loss) from continuing operations and income tax expense (benefit)) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Income (loss) from continuing operations before income tax expense (benefit)
Income (loss) from continuing operations before income tax expense (benefit)	$ 737	$ (115)	$ 3,381	$ 6,213
U.S.:
Income tax expense (benefit)	304	65	1,170	2,142
Reconciliation between actual income tax (benefit) expense and statutory U.S. federal amount computed by applying the federal income tax rate, pre-tax income (loss)
Income (loss) from continuing operations before income tax expense (benefit)	737	(115)	3,381	6,213
Reconciliation between actual income tax (benefit) expense and statutory U.S. federal amount computed by applying the federal income tax rate, tax expense/benefit
Income tax expense (benefit)	$ 304	$ 65	$ 1,170	$ 2,142
Reconciliation between actual income tax (benefit) expense and statutory U.S. federal amount computed by applying the federal income tax rate, percentage of pre-tax income (loss)
U.S. federal income tax at statutory rate (as a percent)	35.00%		35.00%	35.00%
Adjustments:
Amounts attributable to continuing operations (as a percent)	41.20%	0.00%	34.60%	34.50%
Accounting for Uncertainty in Income Taxes
Unrecognized tax benefits, excluding interest and penalties	$ 4,500		$ 4,500		$ 4,300
Unrecognized tax benefits, if recognized would not affect the effective tax rate	100		100		100
Unrecognized tax benefits, if recognized would favorably affect the effective tax rate	4,400		4,400		4,200
Unrecognized tax benefits, interest and penalties accrued	1,200		1,200		$ 1,200
Unrecognized tax benefits, interest net of the federal (benefit) expense and penalties			$ (16)	$ 133
Unrecognized tax benefits, period of reasonably possible change in balance			Although it is reasonably possible that a change in the balance of unrecognized tax benefits may occur within the next 12 months, based on the information currently available, we do not expect any change to be material to our consolidated financial condition.
Deferred tax asset valuation allowance allocated to other comprehensive income	0		$ 1,200
Deferred tax asset valuation allowance recognized	$ 2		$ 4