Accumulated Other Comprehensive Income (Loss)

9 Months Ended

Sep. 30, 2024

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Accumulated Other Comprehensive Income (Loss)

18. Accumulated Other Comprehensive Income (Loss)

Changes in accumulated other comprehensive income (loss) by component, net of tax, were as follows (in millions):

	Three Months Ended September 30, 2024
	Pension and Post-employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	32.1		$	(133.4	)	$	(0.4	)	$	(101.7	)
Other comprehensive income (loss) before reclassifications		—			29.9			—			29.9
Amounts reclassified from accumulated other comprehensive income (loss)		(0.4	)		—			(0.1	)		(0.5	)
Net other comprehensive income (loss)		(0.4	)		29.9			(0.1	)		29.4
Balance at end of period	$	31.7		$	(103.5	)	$	(0.5	)	$	(72.3	)

	Three Months Ended September 30, 2023
	Pension and Post-employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	30.3		$	(116.7	)	$	3.2		$	(83.2	)
Other comprehensive income (loss) before reclassifications		—			(24.3	)		(0.9	)		(25.2	)
Amounts reclassified from accumulated other comprehensive income (loss)		(0.4	)		1.9			(3.0	)		(1.5	)
Net other comprehensive income (loss)		(0.4	)		(22.4	)		(3.9	)		(26.7	)
Balance at end of period	$	29.9		$	(139.1	)	$	(0.7	)	$	(109.9	)

	Nine Months Ended September 30, 2024
	Pension and Post-employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	33.0		$	(104.5	)	$	(0.5	)	$	(72.0	)
Other comprehensive income (loss) before reclassifications		—			1.0			0.5			1.5
Amounts reclassified from accumulated other comprehensive income (loss)		(1.3	)		—			(0.5	)		(1.8	)
Net other comprehensive income (loss)		(1.3	)		1.0			—			(0.3	)
Balance at end of period	$	31.7		$	(103.5	)	$	(0.5	)	$	(72.3	)

	Nine Months Ended September 30, 2023
	Pension and Post-employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	31.1		$	(131.6	)	$	8.2		$	(92.3	)
Other comprehensive income (loss) before reclassifications		—			(10.4	)		(0.8	)		(11.2	)
Amounts reclassified from accumulated other comprehensive income (loss)		(1.2	)		2.9			(8.1	)		(6.4	)
Net other comprehensive income (loss)		(1.2	)		(7.5	)		(8.9	)		(17.6	)
Balance at end of period	$	29.9		$	(139.1	)	$	(0.7	)	$	(109.9	)

Reclassifications out of accumulated other comprehensive income (loss) included in the computation of net periodic pension and post-employment benefit cost (See Note 6 for additional details regarding benefit plans) are included within Miscellaneous, net within the Condensed Consolidated Statements of Income and were as follows (in millions):

	Three Months Ended September 30,						Nine Months Ended September 30,
	2024			2023			2024			2023
Amortization of pension and post-employment benefits items
Prior service cost	$	0.1		$	—		$	0.2		$	0.3
Actuarial gains		(0.6	)		(0.6	)		(1.9	)		(1.9	)
Total before tax		(0.5	)		(0.6	)		(1.7	)		(1.6	)
Tax expense		0.1			0.2			0.4			0.4
Net of tax	$	(0.4	)	$	(0.4	)	$	(1.3	)	$	(1.2	)