OTHER LIABILITIES (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Asset Retirement Obligation [Roll forward]
Balance at beginning of year	$ 71,000,000	$ 74,000,000
Liabilities settled	(5,000,000)	(8,000,000)
Adjustments	0	3,000,000
Accretion expense	2,000,000	2,000,000
Balance at end of year	68,000,000	71,000,000
Other Liabilities Noncurrent [Abstract]
Pension and other employee related	1,756,000,000	4,440,000,000
Environmental	339,000,000	350,000,000
Income taxes	952,000,000	550,000,000
Insurance	241,000,000	273,000,000
Asset retirement obligations	68,000,000	71,000,000
Deferred income	44,000,000	47,000,000
Other	334,000,000	182,000,000
Total other liabilities	$ 3,734,000,000	$ 5,913,000,000