ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	$ (1,459,000,000)	$ 818,000,000
Other comprehensive income (loss) before reclassifications	(459,000,000)	80,000,000
Amounts reclassified from accumulated other comprehensive income	(51,000,000)	(61,000,000)
Net current period other comprehensive income (loss)	(510,000,000)	19,000,000
Balance end of period	(1,969,000,000)	837,000,000
Foreign Exchange Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	(740,000,000)	304,000,000
Other comprehensive income (loss) before reclassifications	(510,000,000)	61,000,000
Amounts reclassified from accumulated other comprehensive income	0	0
Net current period other comprehensive income (loss)	(510,000,000)	61,000,000
Balance end of period	(1,250,000,000)	365,000,000
Pension and Other Postretirement Adjustments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	(728,000,000)	355,000,000
Other comprehensive income (loss) before reclassifications	(17,000,000)	0
Amounts reclassified from accumulated other comprehensive income	7,000,000	9,000,000
Net current period other comprehensive income (loss)	(10,000,000)	9,000,000
Balance end of period	(738,000,000)	364,000,000
Changes in Fair Value of Available for Sale Investments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	0	170,000,000
Other comprehensive income (loss) before reclassifications	0	(2,000,000)
Amounts reclassified from accumulated other comprehensive income	0	(71,000,000)
Net current period other comprehensive income (loss)	0	(73,000,000)
Balance end of period	0	97,000,000
Changes in Fair Value of Effective Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	9,000,000	(11,000,000)
Other comprehensive income (loss) before reclassifications	68,000,000	21,000,000
Amounts reclassified from accumulated other comprehensive income	(58,000,000)	1,000,000
Net current period other comprehensive income (loss)	10,000,000	22,000,000
Balance end of period	$ 19,000,000	$ 11,000,000