v3.25.4

Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2025

Share-Based Payment Arrangement [Abstract]

Schedule of Future Compensation

Future compensation amounts will be adjusted for any changes in estimated forfeitures:

($ in millions)
Stock Awards			$	36.0
Stock options			0.5
Total unrecognized compensation cost			$	36.5

Schedule of Stock Option Activity

The following summarizes option activity under the Stock Plan for the years ended December 31, 2025, 2024 and 2023 (in millions, except price per share and numbers of years):

			Options						Weighted Average Exercise Price						Weighted Average Remaining Contractual Term (years)						Aggregate Intrinsic Value
Outstanding as of December 31, 2022			3.3						$	27.97
Granted			—						—
Exercised			(0.5)						21.01
Canceled/forfeited			(0.6)						31.34
Outstanding as of December 31, 2023			2.2						28.87
Granted			0.1						41.10
Exercised			(0.6)						27.22
Canceled/forfeited			—						—
Outstanding as of December 31, 2024			1.7						30.27
Granted			—						—
Exercised			(0.4)						26.20
Canceled/forfeited			—						—
Outstanding as of December 31, 2025			1.3						31.38						3.8						$	7.9
Vested and expected to vest as of December 31, 2025			1.3						31.37						3.8						7.9
Exercisable as of December 31, 2025			1.3						$	31.00					3.6						$	7.9

Options outstanding as of December 31, 2025 are summarized below (in millions; except price per share and numbers of years):

			Outstanding																		Exercisable
Exercise Price			Number of Options						Average Exercise Price						Average Remaining Life (in years)						Number of Options						Average Exercise Price
$17.44 - $23.46			0.1						$	23.11					1.6						0.1						$	23.11
$23.47 - $31.46			0.9						31.21						3.7						0.9						31.21
$31.47 - $33.43			0.1						33.33						3.0						0.2						33.33
$33.44 - $41.10			0.2						$	38.19					6.9						0.1						$	36.76
Total shares			1.3																		1.3

Schedule of Weighted Average Assumptions

The fair value of each stock option granted was estimated on the date of grant using the Black-Scholes model for service condition awards with the following weighted average assumptions for the year ended December 31, 2024. There were no options granted during the years ended December 31, 2025 and 2023.

			2024
Risk-free interest rate			4.3		%
Volatility			30.2		%
Dividend yield			0.3		%
Expected years until exercise			6.5

Schedule of Stock Award Activity

The following summarizes information related to Stock Award activity under the Stock Plan for the years ended December 31, 2025, 2024 and 2023 (in millions; except price per share):

			Number of Stock Awards						Weighted Average Grant-Date Fair Value
Unvested as of December 31, 2022			2.2						$	27.39
Granted			1.4						26.39
Vested			(0.9)						27.56
Forfeited			(0.3)						26.56
Unvested as of December 31, 2023			2.4						26.87
Granted			1.0						41.34
Vested			(0.9)						27.62
Forfeited			(0.4)						31.81
Unvested as of December 31, 2024			2.1						32.37
Granted			0.8						38.77
Vested			(0.8)						30.77
Forfeited			(0.2)						36.78
Unvested as of December 31, 2025			1.9						$	36.34

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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Tabular disclosure of cost not yet recognized and weighted-average period over which cost is expected to be recognized for nonvested award under share-based payment arrangement.

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