Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2025

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income

The changes in Accumulated other comprehensive income by component are summarized below:

($ in millions)	Foreign currency translation adjustments(d)			Other adjustments(b)			Total
Balance, December 31, 2022	$	107.8		$	(1.7)		$	106.1
Other comprehensive loss before reclassifications, net of income taxes	(1.6)			—			(1.6)
Amounts reclassified from accumulated other comprehensive income:
Sale of business	0.3		(c)	—			0.3
Increase	—			0.1		(a)	0.1
Amounts reclassified from accumulated other comprehensive income, net of income taxes	0.3			0.1			0.4
Net current period other comprehensive (loss) income, net of income taxes	(1.3)			0.1			(1.2)
Balance, December 31, 2023	106.5			(1.6)			104.9
Other comprehensive loss before reclassifications, net of income taxes	(50.6)			—			(50.6)
Amounts reclassified from accumulated other comprehensive income:
Sale of business	1.0		(c)	—			1.0
Increase	—			1.0		(a)	1.0
Income tax impact	—			(0.3)			(0.3)
Amounts reclassified from accumulated other comprehensive income, net of income taxes	1.0			0.7			1.7
Net current period other comprehensive (loss) income, net of income taxes	(49.6)			0.7			(48.9)
Balance, December 31, 2024	56.9			(0.9)			56.0
Other comprehensive income before reclassifications, net of income taxes	75.8			—			75.8
Amounts reclassified from accumulated other comprehensive income:
Increase	—			0.1		(a)	0.1
Income tax impact	—			(0.1)			(0.1)
Amounts reclassified from accumulated other comprehensive income, net of income taxes	—			—			—
Net current period other comprehensive income, net of income taxes	75.8			—			75.8
Balance, December 31, 2025	$	132.7		$	(0.9)		$	131.8
(a) This accumulated other comprehensive income component is included in the computation of net periodic pension cost.
(b) Includes balances relating to defined benefit plans and supplemental executive retirement plans.
(c) Reclassified to Gain on sale of businesses in the Consolidated Statements of Earnings and Comprehensive Income.
(d) The income tax impact of foreign currency translation adjustments was not significant for the periods presented.