NOTES PAYABLE AND LONG-TERM DEBT (Tables)

6 Months Ended

Jun. 30, 2012

Debt Disclosure [Abstract]

Schedule of Short-term Debt [Table Text Block]

Notes Payable In millions	Jun 30, 2012			Dec 31, 2011
Notes payable – related companies	$	25		$	15
Period-end average interest rates	0.89		%	0.95		%

Schedule of Long-term Debt Instruments [Table Text Block]

Long-Term Debt
In millions	2012 Average Rate		Jun 30, 2012			2011 Average Rate		Dec 31, 2011
Promissory notes and debentures:
Debentures due 2023	7.875	%	$	175		7.875	%	$	175
Debentures due 2025	6.79	%	12			6.79	%	12
Debentures due 2025	7.50	%	150			7.50	%	150
Debentures due 2096	7.75	%	135			7.75	%	135
Other facilities:
Pollution control/industrial revenue bonds, maturity 2012	—	%	—			5.09	%	37
Unamortized debt discount			(2		)			(2		)
Long term debt due within one year			—					(37		)
Long-term debt			$	470				$	470