Derivatives and Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]

Recorded Amounts and Estimated Fair Values of Long-term Debt and Derivative Financial Instruments

The recorded amounts and estimated fair values of total debt, excluding unamortized issuance costs and discounts, at December 31 were as follows:

	2022				2021
In millions	Recorded Amount		Fair Value		Recorded Amount		Fair Value
Variable rate debt	$	1,520.0	$	1,520.0	$	395.0	$	395.0
Fixed rate debt	819.3		789.3		507.6		564.3
Total debt	$	2,339.3	$	2,309.3	$	902.6	$	959.3

Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

Financial assets and liabilities measured at fair value on a recurring and nonrecurring basis were as follows:

Recurring fair value measurements	December 31, 2022
In millions	Level 1		Level 2		Level 3		NAV		Total
Foreign currency contract liabilities	$	—	$	(52.2)	$	—	$	—	$	(52.2)
Deferred compensation plan assets	10.5		—		—		11.2		21.7
Total recurring fair value measurements	$	10.5	$	(52.2)	$	—	$	11.2	$	(30.5)

Recurring fair value measurements	December 31, 2021
In millions	Level 1		Level 2		Level 3		NAV		Total
Foreign currency contract assets	$	—	$	7.2	$	—	$	—	$	7.2
Foreign currency contract liabilities	—		(9.5)		—		—		(9.5)
Deferred compensation plan assets	13.6		—		—		12.0		25.6
Total recurring fair value measurements	$	13.6	$	(2.3)	$	—	$	12.0	$	23.3