EMPLOYEE BENEFITS (Details - Assets Measured at Fair Value) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 4,359	$ 4,111	$ 4,024
U.S. Pension Plans | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	239	80
U.S. Pension Plans | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,312	1,483
U.S. Pension Plans | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	263	788
U.S. Pension Plans | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,461	776
U.S. Pension Plans | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	322	347
U.S. Pension Plans | Fixed maturity securities: Mortgage and other asset-backed securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	7	6
U.S. Pension Plans | Other investment types: Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	500	373
U.S. Pension Plans | Futures
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2	4
U.S. Pension Plans | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0
U.S. Pension Plans | Other investment types: Private equity funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	230	228
U.S. Pension Plans | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	23	26
U.S. Pension Plans | Other investment types: Annuity contracts | US Life
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	23	26
U.S. Pension Plans | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,427	2,115
U.S. Pension Plans | Level 1 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	239	80
U.S. Pension Plans | Level 1 | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	924	1,244
U.S. Pension Plans | Level 1 | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	262	787
U.S. Pension Plans | Level 1 | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 1 | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 1 | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 1 | Fixed maturity securities: Mortgage and other asset-backed securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 1 | Other investment types: Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 1 | Futures
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2	4
U.S. Pension Plans | Level 1 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0
U.S. Pension Plans | Level 1 | Other investment types: Private equity funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 1 | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2,662	1,724
U.S. Pension Plans | Level 2 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 2 | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	388	239
U.S. Pension Plans | Level 2 | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1	1
U.S. Pension Plans | Level 2 | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,452	768
U.S. Pension Plans | Level 2 | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 2 | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	322	347
U.S. Pension Plans | Level 2 | Fixed maturity securities: Mortgage and other asset-backed securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	7	6
U.S. Pension Plans | Level 2 | Other investment types: Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	469	337
U.S. Pension Plans | Level 2 | Futures
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0
U.S. Pension Plans | Level 2 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0
U.S. Pension Plans | Level 2 | Other investment types: Private equity funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 2 | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	23	26
U.S. Pension Plans | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	270	272	292
U.S. Pension Plans | Level 3 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 3 | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 3 | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 3 | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	9	8
U.S. Pension Plans | Level 3 | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 3 | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 3 | Fixed maturity securities: Mortgage and other asset-backed securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
U.S. Pension Plans | Level 3 | Other investment types: Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	31	36	35
U.S. Pension Plans | Level 3 | Futures
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0
U.S. Pension Plans | Level 3 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0
U.S. Pension Plans | Level 3 | Other investment types: Private equity funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	230	228	248
U.S. Pension Plans | Level 3 | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	773	708	738
Non U.S. Pension Plans | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	49	50
Non U.S. Pension Plans | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	35	30
Non U.S. Pension Plans | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	315	322
Non U.S. Pension Plans | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	190	162
Non U.S. Pension Plans | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	66	61
Non U.S. Pension Plans | Other fixed maturity securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	12	27
Non U.S. Pension Plans | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	11
Non U.S. Pension Plans | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	95	56
Non U.S. Pension Plans | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	343	356
Non U.S. Pension Plans | Level 1 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	49	50
Non U.S. Pension Plans | Level 1 | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	35	30
Non U.S. Pension Plans | Level 1 | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	248	274
Non U.S. Pension Plans | Level 1 | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 1 | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	2
Non U.S. Pension Plans | Level 1 | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 1 | Other fixed maturity securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 1 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	11
Non U.S. Pension Plans | Level 1 | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	335	279
Non U.S. Pension Plans | Level 2 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 2 | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 2 | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	67	48
Non U.S. Pension Plans | Level 2 | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 2 | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	190	160
Non U.S. Pension Plans | Level 2 | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	66	61
Non U.S. Pension Plans | Level 2 | Other fixed maturity securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	12	10
Non U.S. Pension Plans | Level 2 | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	95	73	63
Non U.S. Pension Plans | Level 3 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3 | Equity securities - U.S.
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3 | Equity securities - International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3 | U.S. government and government sponsored entities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3 | Non-U.S. government
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3 | Fixed maturity securities: U.S. and international high yield
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Non U.S. Pension Plans | Level 3 | Other fixed maturity securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	17
Non U.S. Pension Plans | Level 3 | Other investment types: Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 95	$ 56	$ 44