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Acquisitions - Acquisitions (Details) - USD ($) $ in Millions	Oct. 01, 2025	May 31, 2025	May 01, 2025	Jan. 01, 2025	May 01, 2024	Feb. 01, 2024
Feyen Zylstra
Acquisitions
Total purchase price	$ 109.8
Cash paid at closing	99.0
Notes issued to former owners	4.3
Meisner
Acquisitions
Total purchase price	74.9
Cash paid at closing	64.5
Notes issued to former owners	$ 5.0
Mechanical Contractor New York
Acquisitions
Total purchase price		$ 2.8
Right Way Plumbing & Mechanical LLC
Acquisitions
Total purchase price			$ 64.9
Cash paid at closing			49.5
Notes issued to former owners			$ 5.0
Century Contractors, LLC
Acquisitions
Total purchase price				$ 84.2
Cash paid at closing				73.1
Notes issued to former owners				$ 5.5
Mechanical Contractor North Carolina
Acquisitions
Total purchase price					$ 39.9
Summit Texas
Acquisitions
Total purchase price						$ 359.8
Cash paid at closing						267.5
Notes issued to former owners						35.0
J&S Utah
Acquisitions
Total purchase price						120.6
Cash paid at closing						100.0
Notes issued to former owners						$ 10.0

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