Goodwill and Intangibles - Schedule of Change in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Goodwill [Roll Forward]
Goodwill (Gross), beginning balance	$ 468.8	$ 443.6
Business combinations	33.1	20.8
Other adjustments	0.7	4.4
Goodwill (Gross), ending balance	502.6	468.8
Accumulated impairment losses	(70.0)	(70.0)
Goodwill (net)	432.6	398.8
Installation
Goodwill [Roll Forward]
Goodwill (Gross), beginning balance	375.2	355.3
Business combinations	26.0	20.8
Other adjustments	0.7	(0.9)
Goodwill (Gross), ending balance	401.9	375.2
Accumulated impairment losses	(70.0)	(70.0)
Goodwill (net)	331.9	305.2
Other
Goodwill [Roll Forward]
Goodwill (Gross), beginning balance	93.6	88.3
Business combinations	7.1	0.0
Other adjustments	0.0	5.3
Goodwill (Gross), ending balance	100.7	93.6
Accumulated impairment losses	0.0	0.0
Goodwill (net)	$ 100.7	$ 93.6