PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS

3 Months Ended

Mar. 31, 2015

Compensation and Retirement Disclosure [Abstract]

PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS

PENSION AND OTHER POSTRETIREMENT BENEFITS

Net Periodic Benefit Cost for All Significant Plans	Three Months Ended
In millions	Mar 31, 2015			Mar 31, 2014
Defined Benefit Pension Plans:
Service cost	$	11		$	8
Interest cost	41			46
Expected return on plan assets	(57		)	(58		)
Amortization of prior service cost	—			1
Amortization of net loss	22			17
Net periodic benefit cost	$	17		$	14
Other Postretirement Benefits:
Interest cost	$	3		$	3
Amortization of net gain	(3		)	(2		)
Net periodic benefit cost	$	—		$	1