INCOME TAXES (Unrecognized Tax Benefits and Related Accrued Estimated Interest and Penalties) (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2015	Mar. 31, 2015
Schedule of Unrecognized Tax Benefits and Related Accrued Estimated Interest and Penalties [Line Items]
Beginning balance, unrecognized tax benefits		$ (158)
Activity for three months, unrecognized tax benefits	$ 0	8
Ending balance, unrecognized tax benefits	(150)
Beginning balance, accrued estimated interest and tax penalties		(41)
Activity for the three months, accrued estimated interest		$ 7
Ending balance, accrued estimated interest and tax penalties	(35)
Netting income tax penalties and interest expense [Member]
Schedule of Unrecognized Tax Benefits and Related Accrued Estimated Interest and Penalties [Line Items]
Activity for the three months, accrued estimated interest	$ (1)