RETIRED BENEFIT PLANS (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
United States pension benefit expense [Member]
Retirement benefits plans expense
Service cost	$ 28	$ 31	$ 83	$ 92
Interest cost	31	39	94	117
Expected return on plan assets	(63)	(65)	(188)	(196)
Amortization	23	29	69	89
Total	19	34	58	102
Settlements and curtailments	24	25	63	58
Total expense	43	59	121	160
Non-United States pension benefit expense [Member]
Retirement benefits plans expense
Service cost	16	18	49	55
Interest cost	16	18	48	54
Expected return on plan assets	(23)	(25)	(71)	(75)
Amortization	8	10	25	30
Total	17	21	51	64
Settlements and curtailments	0	0	0	0
Total expense	17	21	51	64
Other postretirement benefits expense [Member]
Retirement benefits plans expense
Service cost	1	2	3	5
Interest cost	4	6	13	18
Expected return on plan assets	(2)	(2)	(5)	(4)
Amortization	(2)	0	(6)	1
Total	1	6	5	20
Settlements and curtailments	0	0	0	0
Total expense	$ 1	$ 6	$ 5	$ 20