Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2026

Madison Industries IAQ Solutions Corporation

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs

The components of net periodic pension expense (benefit) for the defined benefit pension plans are presented in the table below. Net periodic pension expense (benefit) is recorded in other (income) expense on the condensed consolidated statements of income(loss).

	U.S. Plans				International Plans
	Three months ended March 31,				Three months ended March 31,
	2026		2025		2026		2025
Service cost	$	0.1	$	0.1	$	—	$	—
Interest cost	0.5		0.6		0.4		0.4
Expected return on plan assets	(0.5)		(0.6)		(0.4)		(0.4)
Net periodic pension expense (benefit)	$	0.1	$	0.1	$	—	$	—