Derivatives and Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2021

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:

	2021				2020
In millions	Recorded Amount		Fair Value		Recorded Amount		Fair Value
Variable rate debt	$	395.0	$	395.0	$	236.1	$	236.1
Fixed rate debt	507.6		564.3		611.4		695.4
Total debt	$	902.6	$	959.3	$	847.5	$	931.5

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, 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

Recurring fair value measurements	December 31, 2020
In millions	Level 1		Level 2		Level 3		NAV		Total
Foreign currency contract liabilities	$	—	$	(69.6)	$	—	$	—	$	(69.6)
Deferred compensation plan assets	12.2		—		—		10.4		22.6
Total recurring fair value measurements	$	12.2	$	(69.6)	$	—	$	10.4	$	(47.0)