Derivatives and Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2023

Derivative Instruments and Hedging Activities Disclosure [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, were as follows:

	September 30, 2023				December 31, 2022
In millions	Recorded Amount		Fair Value		Recorded Amount		Fair Value
Variable rate debt	$	1,193.8	$	1,193.8	$	1,520.0	$	1,520.0
Fixed rate debt	819.3		777.7		819.3		789.3
Total debt	$	2,013.1	$	1,971.5	$	2,339.3	$	2,309.3

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:

	September 30, 2023
In millions	Level 1		Level 2		Level 3		NAV		Total
Recurring fair value measurements
Interest rate contract assets	$	—	$	9.4	$	—	$	—	$	9.4
Foreign currency contract liabilities	—		(50.0)		—		—		(50.0)
Deferred compensation plan assets	11.0		—		—		12.5		23.5
Total recurring fair value measurements	$	11.0	$	(40.6)	$	—	$	12.5	$	(17.1)

	December 31, 2022
In millions	Level 1		Level 2		Level 3		NAV		Total
Recurring fair value measurements
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)