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Note 2 - Business Combinations - Intangible Assets Acquired (Details) - Park Environmental Equipment, LLC [Member] $ in Millions | Oct. 05, 2021 USD ($)
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Intangible Asset Acquired, Useful Life (Year) | 10 years 4 months 24 days
Intangible Asset Acquired, Fair Value | $ 31.0
Customer Relationships [Member] |
Intangible Asset Acquired, Useful Life (Year) | 10 years
Intangible Asset Acquired, Fair Value | $ 19.8
Trademarks and Trade Names [Member] |
Intangible Asset Acquired, Useful Life (Year) | 10 years
Intangible Asset Acquired, Fair Value | $ 9.6
Patents [Member] |
Intangible Asset Acquired, Useful Life (Year) | 21 years
Intangible Asset Acquired, Fair Value | $ 1.3
Backlog [Member] |
Intangible Asset Acquired, Useful Life (Year) | 7 months 6 days
Intangible Asset Acquired, Fair Value | $ 0.3

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-1 + Details
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-1 + Details
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- Details
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