Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Sep. 30, 2024

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Changes in AOCI for the nine months ended September 30, 2024 are as follows:

	Unrealized gains/(losses) on derivative financial instruments		Net actuarial gains/(losses) of defined benefit plans		Accumulated other comprehensive income (loss)
	(in millions)
Balances at December 31, 2023	$	12.4	$	(1.4)	$	11.0
Other comprehensive loss, net of tax, before reclassifications	(7.3)		—		(7.3)
Amounts reclassified from AOCI, net of tax expense of $4.2, $—, and $4.2	(13.1)		0.1		(13.0)
Less: noncontrolling interest	(0.3)		—		(0.3)
Other comprehensive income (loss)	(20.7)		0.1		(20.6)
Balances at September 30, 2024	$	(8.3)	$	(1.3)	$	(9.6)