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Acquisitions (Details) - USD ($) $ in Millions |  |  |  |  | 3 Months Ended
--- | --- | --- | --- | --- | ---
Apr. 01, 2022 | Dec. 31, 2021 | Dec. 01, 2021 | Aug. 01, 2021 | Mar. 31, 2021
Consideration transferred: |  |  |  |  |
Notes issued to former owners |  |  | $ 8.0 |  |
Atlantic |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred | $ 48.1 |  |  |  |
Cash paid at closing | 34.1 |  |  |  |
Notes issued to former owners | $ 5.3 |  |  |  |
MEP Holdings |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred |  | $ 57.3 |  |  |
Cash paid at closing |  | 45.2 |  |  |
Notes issued to former owners |  | 7.6 |  |  |
Mechanical Contractor Kentucky |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred |  | 20.5 |  |  |
Mechanical Contractor Indiana |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred |  | $ 4.7 |  |  |
Ivey |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred |  |  | 79.1 |  |
Cash paid at closing |  |  | 64.1 |  |
Other amount payable |  |  | $ 0.4 |  |
Amteck |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred |  |  |  | $ 138.9 |
Cash paid at closing |  |  |  | 107.4 |
Notes issued to former owners |  |  |  | 10.0 |
Working capital adjustment |  |  |  | 8.6 |
Identifiable intangible assets |  |  |  | 113.1 |
Amteck | Contingent earn-out obligations |  |  |  |  |
Consideration transferred: |  |  |  |  |
Estimated fair value of contingent earn-out payments |  |  |  | $ 12.9 |
Mechanical Contractor Utah |  |  |  |  |
Consideration transferred: |  |  |  |  |
Fair value of consideration transferred |  |  |  |  | $ 18.1

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