Accumulated Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Jun. 30, 2025

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

Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component, Net of Tax

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

	Three Months Ended June 30, 2025
	Pension and Post-Employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	67.3		$	(136.5	)	$	0.5		$	(68.7	)
Other comprehensive income (loss) before reclassifications		—			77.4			—			77.4
Amounts reclassified from accumulated other comprehensive income (loss)		(1.0	)		—			(0.3	)		(1.3	)
Net other comprehensive income (loss)		(1.0	)		77.4			(0.3	)		76.1
Balance at end of period	$	66.3		$	(59.1	)	$	0.2		$	7.4

	Three Months Ended June 30, 2024
	Pension and Post-Employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	32.6		$	(122.0	)	$	(0.2	)	$	(89.6	)
Other comprehensive income (loss) before reclassifications		—			(11.4	)		—			(11.4	)
Amounts reclassified from accumulated other comprehensive income (loss)		(0.5	)		—			(0.2	)		(0.7	)
Net other comprehensive income (loss)		(0.5	)		(11.4	)		(0.2	)		(12.1	)
Balance at end of period	$	32.1		$	(133.4	)	$	(0.4	)	$	(101.7	)

	Six Months Ended June 30, 2025
	Pension and Post-employment Benefits			Cumulative Translation Adjustments			Derivative Instruments			Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period	$	68.4		$	(172.2	)	$	0.6		$	(103.2	)
Other comprehensive income (loss) before reclassifications		—			113.1			0.2			113.3
Amounts reclassified from accumulated other comprehensive income (loss)		(2.1	)		—			(0.6	)		(2.7	)
Net other comprehensive income (loss)		(2.1	)		113.1			(0.4	)		110.6
Balance at end of period	$	66.3		$	(59.1	)	$	0.2		$	7.4

	Six Months Ended June 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		—			(28.9	)		0.5			(28.4	)
Amounts reclassified from accumulated other comprehensive income (loss)		(0.9	)		—			(0.4	)		(1.3	)
Net other comprehensive income (loss)		(0.9	)		(28.9	)		0.1			(29.7	)
Balance at end of period	$	32.1		$	(133.4	)	$	(0.4	)	$	(101.7	)