INCOME TAXES (Details - Income (loss) from continuing operations and income tax expense (benefit)) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Income (loss) from continuing operations before income tax expense (benefit)
Income (loss) from continuing operations before income tax expense (benefit)	$ (2,803)	$ 737	$ 591	$ 3,381
U.S.:
Income tax expense (benefit)	(1,091)	304	(18)	1,170
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)	(2,803)	737	591	3,381
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)	(1,091)	$ 304	(18)	$ 1,170
Valuation allowance
Increase (Decrease) in certain other valuation allowances associated with foreign jurisdictions	24		1
Increase (Decrease) in certain other valuation allowances associated with certain state jurisdictions.	$ (26)		(26)
Valuation allowance related to unrealized losses that are no more-likely-than-not to be realized			$ 0
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%	35.00%
Adjustments:
Amounts attributable to continuing operations (as a percent)	38.90%	41.20%	0.00%	34.60%
Accounting for Uncertainty in Income Taxes
Unrecognized tax benefits, excluding interest and penalties	$ 4,600		$ 4,600		$ 4,500
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	4,500		4,500		4,400
Unrecognized tax benefits, interest and penalties accrued	$ 1,300		1,300		$ 1,200
Unrecognized tax benefits, interest net of the federal benefit (expense) and penalties			$ (102)	$ 16
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.