Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2023

Equity [Abstract]

Total Share-based Incentive Compensation Expense

The table below shows our total share-based incentive compensation expense:

	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2023		2022		2023		2022
Total share-based incentive compensation expense(1)	$	2.2	$	10.7	$	20.2	$	28.6

(1)The amounts presented above do not include the expense related to our U.S. profit sharing contributions made in the form of our common stock. However, the amounts include the expense related to share-based awards that are settled in cash.

Number of PSUs Granted and Grant Date Fair Value of PSUs

The target number of PSUs granted and the grant date fair value of the PSUs are shown in the following table:

	Adjusted EBITDA CAGR		ROIC
February 21, 2023 grant date
Number of units granted	93,343		93,343
Fair value on grant date (per unit)	$	48.46	$	48.46
March 1, 2023 grant date
Number of units granted	22,963		22,963
Fair value on grant date (per unit)	$	49.05	$	49.05

The target number of PSUs granted and the grant date fair value of the PSUs are shown in the following table:

	Environmental Goals		Social Goals
February 21, 2023 grant date
Number of units granted	204,172		78,528
Fair value on grant date (per unit)	$	48.55	$	48.55
April 18, 2023 grant date
Number of units granted	20,811		8,005
Fair value on grant date (per unit)	$	46.85	$	46.85

Summary of Assumptions Used to Calculate the Grant Date Fair Value

The assumptions used to calculate the grant date fair value of the PSUs are shown in the following table:

	February 21, 2023 grant date		March 1, 2023 grant date
Expected price volatility	32.9	%	31.7	%
Risk-free interest rate	4.4	%	4.6	%