PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

The following table provides the components of the Company's net periodic benefit cost (credit) for all significant plans:

Net Periodic Benefit Cost (Credit) for All Significant Plans	Three Months Ended
In millions	Mar 31, 2023		Mar 31, 2022
Defined Benefit Pension Plans
Service cost	$	70	$	99
Interest cost	279		171
Expected return on plan assets	(389)		(424)
Amortization of prior service credit	(7)		(6)
Amortization of net loss	24		167
Net periodic benefit cost (credit)	$	(23)	$	7
Other Postretirement Benefit Plans
Service cost	$	1	$	1
Interest cost	11		7
Amortization of net gain	(14)		(4)
Net periodic benefit cost (credit)	$	(2)	$	4