Pensions and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2020

Retirement Benefits [Abstract]

Schedule of pension and postretirement expenses

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

	Pension Benefits				Postretirement Health Care Benefits
	Three Months Ended				Three Months Ended
	March 31,				March 31,
In millions	2020		2019		2020		2019
Components of Net Periodic Cost:
Service Cost	$	3.9	$	3.3	$	0.1	$	0.1
Interest Cost	4.6		11.5		0.2		0.4
Administrative Expenses	0.1		0.1		—		—
Expected Return on Plan Assets	(6.9)		(13.8)		—		—
Net Settlement/Curtailment Loss	152.5		—		—		—
Amortization:
Prior Service Credit	—		—		(0.1)		(0.1)
Actuarial Loss (Gain)	1.6		2.5		(0.4)		(0.5)
Net Periodic Cost (Benefit)	$	155.8	$	3.6	$	(0.2)	$	(0.1)