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Note 10 - Intangible Assets - Acquired Intangible Assets (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
Amount	$ 57,882
Finite-Lived Intangible Asset, Useful Life (Year)	10 years
Customer Relationships [Member]
Amount	$ 43,665
Finite-Lived Intangible Asset, Useful Life (Year)	10 years
Trademarks and Trade Names [Member]
Amount	$ 310
Finite-Lived Intangible Asset, Useful Life (Year)	2 years
Other Intangible Assets [Member]
Amount	$ 13,907
Finite-Lived Intangible Asset, Useful Life (Year)	10 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

+ Details

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- Details

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- Details

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- Details

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