PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Basis of Fair Value Measurements of Other Postretirement Benefit Plan Assets) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 0	$ 65	$ 154
Other Postretirement Benefits [Member] | Quoted Prices in Active Markets for Identical Items (Level 1) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		0
Other Postretirement Benefits [Member] | Significant Other Observable Inputs (Level 2) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		65
Other Postretirement Benefits [Member] | Total [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		65
Cash and Cash Equivalents [Member] | Other Postretirement Benefits [Member] | Quoted Prices in Active Markets for Identical Items (Level 1) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		0
Cash and Cash Equivalents [Member] | Other Postretirement Benefits [Member] | Significant Other Observable Inputs (Level 2) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		7
Cash and Cash Equivalents [Member] | Other Postretirement Benefits [Member] | Total [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		7
Company common stock [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Fixed Income Securities [Member] | Other Postretirement Benefits [Member] | Quoted Prices in Active Markets for Identical Items (Level 1) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		0
Fixed Income Securities [Member] | Other Postretirement Benefits [Member] | Significant Other Observable Inputs (Level 2) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		58
Fixed Income Securities [Member] | Other Postretirement Benefits [Member] | Total [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		$ 58