EMPLOYEE BENEFITS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Pensions
Components of net periodic benefit cost:
Service cost	$ 63	$ 55
Interest cost	61	64
Expected return on assets	(78)	(77)
Amortization of prior service (credit) cost	(9)	(9)
Amortization of net (gain) loss	35	13
Curtailment (gain) loss		0
Net periodic benefit cost	72	46
Contributed to pension plans	56
Estimates additional contribution to pension plans for the remainder of 2014	117
U.S. Pension Plans
Components of net periodic benefit cost:
Service cost	52	44
Interest cost	55	57
Expected return on assets	(72)	(71)
Amortization of prior service (credit) cost	(8)	(8)
Amortization of net (gain) loss	32	11
Net periodic benefit cost	59	33
Non U.S. Pension Plans
Components of net periodic benefit cost:
Service cost	11	11
Interest cost	6	7
Expected return on assets	(6)	(6)
Amortization of prior service (credit) cost	(1)	(1)
Amortization of net (gain) loss	3	2
Curtailment (gain) loss		0
Net periodic benefit cost	13	13
Postretirement Plans
Components of net periodic benefit cost:
Service cost	3	1
Interest cost	3	3
Amortization of prior service (credit) cost	(3)	(2)
Amortization of net (gain) loss		0
Net periodic benefit cost	3	2
U.S. Postretirement Plans
Components of net periodic benefit cost:
Service cost	2	1
Interest cost	2	2
Amortization of prior service (credit) cost	(3)	(2)
Amortization of net (gain) loss		0
Net periodic benefit cost	1	1
Non U.S. Postretirement Plans
Components of net periodic benefit cost:
Service cost	1	0
Interest cost	1	1
Net periodic benefit cost	$ 2	$ 1