INCOME TAX 3 (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Deferred Tax Assets (Liabilities) [Abstract]
Property, plant and equipment basis differences	$ (928)	$ (1,097)
Postretirement benefits other than pensions and post employment benefits	620	571
Investment and other asset basis differences	(1,084)	(970)
Other accrued items	2,918	2,852
Net operating and capital losses	820	810
Tax credits	232	379
Undistributed earnings of subsidiaries	(60)	(57)
All other items-liabilities	(45)	(67)
Gross	2,473	2,421
Valuation allowance	(598)	(591)
Net	$ 1,875	$ 1,830