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Business Combinations - Narratives (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  |  |  |  |  | 3 Months Ended | 6 Months Ended |  |  |  |
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May 31, 2022 | May 16, 2022 | May 04, 2022 | Dec. 14, 2021 | Dec. 13, 2021 | Aug. 27, 2021 | Jul. 01, 2021 | Feb. 16, 2021 | Jun. 30, 2022 | Mar. 31, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Aug. 26, 2021 | Dec. 23, 2020 | Nov. 03, 2020
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of businesses, net of cash acquired |  |  |  |  |  |  |  |  |  |  |  | $ 25.3 | $ 55.0 |  |  |  |
Decrease in fair value of contingent consideration liabilities |  |  |  |  |  |  |  |  |  |  |  | (1.0) |  |  |  |  |
Purchase price adjustments |  |  |  |  |  |  |  |  |  |  |  | (14.5) |  |  |  |  |
Contingent consideration |  |  |  |  |  |  |  |  | $ 20.2 |  |  | $ 20.2 |  | $ 21.2 |  |  |
AdEdge India |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire equity interest |  |  | $ 0.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of businesses, net of cash acquired |  |  | 0.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash acquired from acquisition |  |  | $ 0.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |
AdEdge India | Equity Method Investment, Nonconsolidated Investee or Group of Investees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity investments, ownership interest (percent) |  |  | 50.00% |  |  | 50.00% |  |  |  | 50.00% |  |  |  |  |  |  |
Fronti Fabrications, Inc. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Voting percentage acquired | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire equity interest | $ 20.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of businesses, net of cash acquired | 20.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash acquired from acquisition | 0.2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net assets acquired | 13.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets | 6.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other assets | $ 1.2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CSC Cryogenic Service Center AB |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Voting percentage acquired |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire equity interest |  | $ 3.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earthly Labs Inc. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Voting percentage acquired |  |  |  | 85.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of businesses, net of cash acquired |  |  |  |  | $ 58.4 |  |  |  |  |  |  |  |  |  |  |  |
Cash acquired from acquisition |  |  |  | $ 3.5 |  |  |  |  |  |  |  |  |  |  |  |  |
Net assets acquired |  |  |  | 31.7 | 47.2 |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  | 41.9 | 27.0 |  |  |  |  |  |  |  |  |  |  |  |
Net liabilities |  |  |  | $ 3.6 | $ 11.1 |  |  |  |  |  |  |  |  |  |  |  |
Equity investments, ownership interest (percent) |  |  |  | 15.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Total consideration |  |  |  | $ 63.1 |  |  |  |  |  |  |  |  |  |  |  |  |
Decrease in fair value of contingent consideration liabilities |  |  |  |  |  |  |  |  |  | $ (1.2) |  |  |  |  |  |  |
Share price |  |  |  |  | $ 160.63 |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  | $ 61.9 |  |  |  |  |  |  |  |  |  |  |  |
Contingent percent |  |  |  |  |  |  |  |  | 4.00% |  |  | 4.00% |  |  |  |  |
AdEdge |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Voting percentage acquired |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |
Acquisition of businesses, net of cash acquired |  |  |  |  |  | $ 37.5 |  |  |  |  |  |  |  |  |  |  |
Cash acquired from acquisition |  |  |  |  |  | 1.4 |  |  |  |  |  |  |  |  |  |  |
Net assets acquired |  |  |  |  |  | 17.1 |  |  |  |  |  |  |  |  | $ 15.9 |  |
Identifiable intangible assets |  |  |  |  |  | 18.2 |  |  |  |  |  |  |  |  | 18.2 |  |
Net liabilities |  |  |  |  |  | $ 3.6 |  |  |  |  |  |  |  |  | $ 4.8 |  |
Net working capital |  |  |  |  |  |  |  |  |  | 0.8 |  |  |  |  |  |  |
Purchase price adjustments |  |  |  |  |  |  |  |  |  |  |  | $ 1.2 |  |  |  |  |
L.A. Turbine |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Voting percentage acquired |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |
Payments to acquire equity interest |  |  |  |  |  |  | $ 76.6 |  |  |  |  |  |  |  |  |  |
Cash acquired from acquisition |  |  |  |  |  |  | 1.4 |  |  |  |  |  |  |  |  |  |
Net assets acquired |  |  |  |  |  |  | 78.0 |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  |  |  | 43.7 |  |  |  |  |  |  |  |  |  |
Other assets |  |  |  |  |  |  | 4.8 |  |  |  |  |  |  | 4.6 |  |  |
Net liabilities |  |  |  |  |  |  | $ 16.4 |  |  |  |  |  |  |  |  |  |
Purchase price adjustments |  |  |  |  |  |  |  |  |  | (0.2) |  |  |  |  |  |  |
Adjustments to other assets |  |  |  |  |  |  |  |  |  | $ (0.2) |  |  |  |  |  |  |
L.A. Turbine | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets useful life (in years) |  |  |  |  |  |  | 1 year |  |  |  |  |  |  |  |  |  |
L.A. Turbine | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets useful life (in years) |  |  |  |  |  |  | 15 years |  |  |  |  |  |  |  |  |  |
Cryogenic Technologies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Voting percentage acquired |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |
Acquisition of businesses, net of cash acquired |  |  |  |  |  |  |  | $ 55.0 |  |  |  |  |  |  |  |  |
Cash acquired from acquisition |  |  |  |  |  |  |  | 0.6 |  |  |  |  |  |  |  |  |
Net assets acquired |  |  |  |  |  |  |  | 34.9 |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  |  |  |  | 19.5 |  |  |  |  |  |  |  |  |
Other assets |  |  |  |  |  |  |  | $ 1.2 |  |  |  |  |  |  |  |  |
SES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Decrease in fair value of contingent consideration liabilities |  |  |  |  |  |  |  |  | $ (0.3) |  | $ 1.3 | (0.8) | $ 2.0 |  |  |  |
Contingent consideration |  |  |  |  |  |  |  |  | 18.3 |  |  | 18.3 |  | 19.1 |  | $ 16.9 |
BIG |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Decrease in fair value of contingent consideration liabilities |  |  |  |  |  |  |  |  | 0.1 |  | $ (0.1) | (0.2) |  |  |  |  |
Contingent consideration |  |  |  |  |  |  |  |  | 1.9 |  |  | 1.9 |  | $ 2.1 |  |  | $ 3.2
Sustainable Energy Solutions And Blue In Green LLC | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration |  |  |  |  |  |  |  |  | 0.0 |  |  | 0.0 |  |  |  |  |
Sustainable Energy Solutions And Blue In Green LLC | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration |  |  |  |  |  |  |  |  | $ 31.0 |  |  | $ 31.0 |  |  |  |  |

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