Pensions and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2021

Retirement Benefits [Abstract]

Schedule of pension and postretirement expenses

The pension expenses related to the Company’s plans consisted of the following:

	Three Months Ended
	March 31,
In millions	2021		2020
Components of Net Periodic Cost:
Service Cost	$	5	$	4
Interest Cost	2		3
Expected Return on Plan Assets	(5)		(7)
Net Settlement Loss	—		153
Amortization:
Actuarial Loss	1		2
Net Periodic Cost	$	3	$	155