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Note 5 - Goodwill and Other Intangible Assets - Intangible Assets Other Than Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Gross	$ 58,570	$ 24,499
Accumulated Amortization	(11,687)	(10,149)
Net	46,883	14,350
Marketing-Related Intangible Assets [Member]
Gross	930	930
Accumulated Amortization	(643)	(620)
Net	$ 287	310
Useful Life (Year)	10 years
Weighted average useful life remaining (Year)	3 years
Noncompete Agreements [Member]
Gross	$ 850	270
Accumulated Amortization	(264)	(238)
Net	$ 586	32
Weighted average useful life remaining (Year)	3 years 6 months
Noncompete Agreements [Member] | Minimum [Member]
Useful Life (Year)	2 years
Noncompete Agreements [Member] | Maximum [Member]
Useful Life (Year)	5 years
Computer Software, Intangible Asset [Member]
Gross	$ 13,229	13,229
Accumulated Amortization	(3,987)	(3,645)
Net	$ 9,242	9,584
Useful Life (Year)	10 years
Weighted average useful life remaining (Year)	7 years 3 months 18 days
Software Platform [Member]
Gross	$ 30,916	0
Accumulated Amortization	(598)	0
Net	$ 30,318	0
Useful Life (Year)	10 years
Weighted average useful life remaining (Year)	9 years 9 months 18 days
Trade Names [Member]
Gross	$ 364	0
Accumulated Amortization	(23)	0
Net	$ 341	0
Useful Life (Year)	3 years
Weighted average useful life remaining (Year)	2 years 9 months 18 days
Customer Relationships [Member]
Gross	$ 12,281	10,070
Accumulated Amortization	(6,172)	(5,646)
Net	$ 6,109	$ 4,424
Weighted average useful life remaining (Year)	2 years 7 months 6 days
Customer Relationships [Member] | Minimum [Member]
Useful Life (Year)	3 years
Customer Relationships [Member] | Maximum [Member]
Useful Life (Year)	9 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.

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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