PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Tables)

6 Months Ended

Jun. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

Net Periodic Benefit Cost for All Significant Plans	Three Months Ended						Six Months Ended
In millions	Jun 30, 2012			Jun 30, 2011			Jun 30, 2012			Jun 30, 2011
Defined Benefit Pension Plans:
Service cost	$	95		$	86		$	190		$	172
Interest cost	274			282			548			560
Expected return on plan assets	(316		)	(326		)	(632		)	(649		)
Amortization of prior service cost	6			7			13			14
Amortization of net loss	130			94			260			186
Net periodic benefit cost	$	189		$	143		$	379		$	283
Other Postretirement Benefits:
Service cost	$	4		$	3		$	8		$	6
Interest cost	23			25			46			50
Expected return on plan assets	—			(1		)	—			(2		)
Amortization of prior service credit	(1		)	—			(2		)	—
Net periodic benefit cost	$	26		$	27		$	52		$	54