ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	$ (2,714,000,000)	$ (2,535,000,000)
Other comprehensive income (loss) before reclassifications	(52,000,000)	54,000,000
Amounts reclassified from accumulated other comprehensive income	(71,000,000)	(18,000,000)
Net current period other comprehensive income (loss)	(123,000,000)	36,000,000
Balance end of period	(2,837,000,000)	(2,499,000,000)
Foreign Exchange Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	(1,944,000,000)	(1,892,000,000)
Other comprehensive income (loss) before reclassifications	56,000,000	48,000,000
Amounts reclassified from accumulated other comprehensive income	0	0
Net current period other comprehensive income (loss)	56,000,000	48,000,000
Balance end of period	(1,888,000,000)	(1,844,000,000)
Pension and Other Postretirement Benefits Adjustments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	(879,000,000)	(644,000,000)
Other comprehensive income (loss) before reclassifications	(46,000,000)	0
Amounts reclassified from accumulated other comprehensive income	(27,000,000)	(31,000,000)
Net current period other comprehensive income (loss)	(73,000,000)	(31,000,000)
Balance end of period	(952,000,000)	(675,000,000)
Changes in Fair Value of Effective Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance beginning of period December 31,	109,000,000	1,000,000
Other comprehensive income (loss) before reclassifications	(62,000,000)	6,000,000
Amounts reclassified from accumulated other comprehensive income	(44,000,000)	13,000,000
Net current period other comprehensive income (loss)	(106,000,000)	19,000,000
Balance end of period	$ 3,000,000	$ 20,000,000