EQUITY (Other Comprehensive Income/(Loss)) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Other Comprehensive Income (Loss), before Tax [Abstract]
Derivatives qualifying as cash flow hedges - Unrealized gains/(losses), Pre-tax	$ (14)	$ (34)	$ (199)	$ 36
Derivatives qualifying as cash flow hedges - Reclassified to net earnings, Pre-tax	21	(39)	12	(102)
Derivatives qualifying as cash flow hedges, Pre-tax	7	(73)	(187)	(66)
Pension and postretirement benefits - Actuarial gains/(losses), Pre-tax	72	(272)	(453)	20
Pension and postretirement benefits - Amortization, Pre-tax	20	20	56	67
Pension and postretirement benefits - Curtailments and settlements, Pre-Tax	19	48	66	111
Pension and postretirement benefits, Pre-tax	111	(204)	(331)	198
Unrealized gains/(losses) on securities, Pre-Tax	(8)	(24)	29	(31)
Realized (gains)/losses on securities, Pre-Tax	(4)		30
Available-for-sale securities, Pre-tax	(12)	(24)	59	(31)
Foreign currency translation, Pre-tax	(2)	(34)	20	(14)
Other Comprehensive Income/(Loss), Pre-tax	104	(335)	(439)	87
Other Comprehensive Income (Loss), Tax, Parenthetical Disclosures [Abstract]
Derivatives qualifying as cash flow hedges - Unrealized gains/(losses), Tax	4	14	66	(16)
Derivatives qualifying as cash flow hedges - Reclassified to net earnings, Tax	(7)	13	(5)	33
Derivatives qualifying as cash flow hedges, Tax	(3)	27	61	17
Pension and postretirement benefits - Actuarial gains/(losses), Tax	(26)	96	160	(7)
Pension and postretirement benefits - Amortization, Tax	(7)	(6)	(19)	(21)
Pension and postretirement benefits - Curtailments and settlements, Tax	(6)	(17)	(23)	(39)
Pension and postretirement benefits, Tax	(39)	73	118	(67)
Unrealized gains/(losses) on securities, Tax	4	8	(13)	9
Available-for-sale securities, Tax	4	8	(13)	9
Foreign currency translation, Tax	3	5	6	(16)
Other comprehensive income/(loss), Tax	(35)	113	172	(57)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Derivatives qualifying as cash flow hedges - Unrealized gains/(losses), After tax	(10)	(20)	(133)	20
Derivatives qualifying as cash flow hedges - Reclassified to net earnings, After tax	14	(26)	7	(69)
Derivatives qualifying as cash flow hedges, After tax	4	(46)	(126)	(49)
Pension and postretirement benefits - Actuarial gains/(losses), After tax	46	(176)	(293)	13
Pension and postretirement benefits - Amortization, After tax	13	14	37	46
Pension and postretirement benefits - Curtailments and settlements, After tax	13	31	43	72
Pension and postretirement benefits, After tax	72	(131)	(213)	131
Unrealized gains/(losses) on securities, After tax	(4)	(16)	16	(22)
Realized (gains)/losses on securities, After tax	(4)		30
Available-for-sale securities, After tax	(8)	(16)	46	(22)
Foreign currency translation, After tax	1	(29)	26	(30)
Other Comprehensive Income/(Loss)	69	$ (222)	(267)	$ 30
Derivatives qualifying as cash flow hedges	(92)		(92)		$ 34
Pension and postretirement benefits	(2,293)		(2,293)		(2,080)
Available-for-sale securities	23		23		(23)
Foreign currency translation	(373)		(373)		(399)
Accumulated other comprehensive loss	$ (2,735)		$ (2,735)		$ (2,468)