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Note 6 - Acquisitions - Amounts Assigned to Intangible Assets (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)
Total intangible assets	$ 33.7
Technology-Based Intangible Assets [Member]
Weighted average useful life (Year)	6 years
Total intangible assets	$ 10.0
Marketing-Related Intangible Assets [Member]
Weighted average useful life (Year)	2 years
Total intangible assets	$ 0.5
Customer-Related Intangible Assets [Member]
Weighted average useful life (Year)	13 years
Total intangible assets	$ 23.2

X

- 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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X

- 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

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