PENSION AND POSTRETIREMENT BENEFIT PLANS (Estimated Future Benefit Payments) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Pension Plans, Defined Benefit [Member]
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Expected future benefit payments, 2014	$ 411
Expected future benefit payments, 2015	366
Expected future benefit payments, 2016	377
Expected future benefit payments, 2017	382
Expected future benefit payments, 2018	380
Expected future benefit payments, Years 2019-2023	1,974
Other Postretirement Benefit Plans, Defined Benefit [Member]
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Expected future benefit payments, 2014	44
Expected future benefit payments, 2015	42
Expected future benefit payments, 2016	40
Expected future benefit payments, 2017	38
Expected future benefit payments, 2018	35
Expected future benefit payments, Years 2019-2023	$ 144