CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Total AOCI beginning balance				$ (514)
Amounts classified into AOCI, net of tax		$ 0	$ 7	2	$ 8
Total AOCI ending balance		(600)	(634)	(600)	(634)
Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Total AOCI beginning balance		(198)	(248)	(183)	(284)
Net investment hedge amounts classified into AOCI, net of tax		20	(9)	1	(9)
(Loss)/gain on foreign currency translation		(94)	38	(90)	74
Other Comprehensive Income (Loss), Net of Tax		(74)	29	(89)	65
Total AOCI ending balance		(272)	(219)	(272)	(219)
Pension and Other Postretirement Adjustment
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Total AOCI beginning balance		(333)	(429)	(331)	(429)
Other Comprehensive Income (Loss), Net of Tax		4	14	2	14
Amounts reclassified from AOCI to net earnings, net of tax	[1]	1	17	2	18
Amounts classified into AOCI, net of tax		3	(3)	0	(4)
Total AOCI ending balance		(329)	(415)	(329)	(415)
Hedging Adjustment
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Total AOCI beginning balance		1	1	0	3
Other Comprehensive Income (Loss), Net of Tax		0	(1)	1	(3)
Amounts reclassified from AOCI to net earnings, net of tax	[2]	0	0	0	(1)
Amounts classified into AOCI, net of tax		0	(1)	1	(2)
Total AOCI ending balance		$ 1	$ 0	$ 1	$ 0

[1] These AOCI components are included in the computation of total Pension and OPEB expense and are recorded in Non-operating income. See Note 12 for additional information.

[2] Amounts reclassified from gain/(loss) on cash flow hedges are reclassified from AOCI to income when the hedged item affects earnings and are recognized in Cost of sales. See Note 5 for additional information.