Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2025

Shares awarded to non-employee directors [Line Items]

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan

The table below presents the amounts included in net income related to share-based compensation expense for the three and nine months ended September 30, 2025 and 2024:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2025		2024		2025		2024
(in millions)
Awards to key employees	$	1.1	$	1.7	$	5.3	$	5.8
Awards to non-employee directors	0.3		0.2		0.7		0.6
Total compensation expense	1.4		1.9		6.0		6.4
Less: tax benefit	(0.4)		(0.5)		(1.6)		(1.6)
Share-based compensation amounts included in net income	$	1.0	$	1.4	$	4.4	$	4.8

Award to key employees [Member]

Shares awarded to non-employee directors [Line Items]

Schedule of Share-based Compensation, Activity

The table below presents the summary of the stock activity for awards to key employees for the nine months ended September 30, 2025: 

(in thousands, except per share data)	Number of Shares	Weighted Average Fair Value/Share
Outstanding—December 31, 2024	253	$	117.96
Granted	99	$	125.56
Vested	(37)	$	129.76
Expired	(26)	$	113.34
Outstanding—September 30, 2025	289	$	115.63