PENSION BENEFITS (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
United States, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 48,000,000	$ 58,000,000	$ 143,000,000	$ 172,000,000
Interest cost	150,000,000	179,000,000	450,000,000	535,000,000
Expected return on plan assets	(306,000,000)	(321,000,000)	(918,000,000)	(962,000,000)
Amortization of prior service cost (credit)	(11,000,000)	5,000,000	(33,000,000)	17,000,000
Settlements and curtailments	0	8,000,000	0	8,000,000
Net periodic benefit (income)	(119,000,000)	(71,000,000)	(358,000,000)	(230,000,000)
Non-US, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	11,000,000	13,000,000	36,000,000	39,000,000
Interest cost	43,000,000	44,000,000	137,000,000	133,000,000
Expected return on plan assets	(92,000,000)	(91,000,000)	(291,000,000)	(270,000,000)
Amortization of transition obligations	0	1,000,000	0	1,000,000
Amortization of prior service cost (credit)	0	(1,000,000)	(2,000,000)	(2,000,000)
Settlements and curtailments	0	2,000,000	0	2,000,000
Net periodic benefit (income)	$ (38,000,000)	$ (32,000,000)	$ (120,000,000)	$ (97,000,000)