Discontinued Operations - Operating Results (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from discontinued operations, net of tax	$ 281.7	$ 91.0	$ 107.4
Discontinued Operations, Held-for-Sale | Thermal Management
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales	40.5	622.7	594.7
Cost of goods sold	20.9	330.8	327.8
Gross profit	19.6	291.9	266.9
Selling, general and administrative	17.2	146.1	125.9
Research and development	1.3	18.3	16.3
Operating income	1.1	127.5	124.7
Other expense (income)	0.0	(0.6)
Other expense (income)			0.5
Income from discontinued operations before income taxes	1.1	128.1	124.2
Gain from sale of discontinued operations before income taxes	(435.3)	0.0	0.0
Provision for income taxes	154.7	37.1	16.8
Income from discontinued operations, net of tax	$ 281.7	$ 91.0	$ 107.4