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Note 2 - Acquisition - Estimated Fair Value and Annual Amortization (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)
Year 1	$ 907
Year 2	897
Year 3	897
Year 4	767
Year 5	767
UEHC [Member]
Estimated fair value	8,870
Year 1	726
Year 2	366
Year 3	366
Year 4	366
Year 5	366
UEHC [Member] | Trade Names [Member]
Trade name	3,150
Customer Relationships [Member] | UEHC [Member]
Estimated fair value	$ 4,100
Amortization period (Year)	15 years
Year 1	$ 273
Year 2	273
Year 3	273
Year 4	273
Year 5	273
Customer Contracts [Member] | UEHC [Member]
Estimated fair value	$ 1,140
Amortization period (Year)	15 years
Year 1	$ 76
Year 2	76
Year 3	76
Year 4	76
Year 5	76
Backlog [Member] | UEHC [Member]
Estimated fair value	$ 360
Amortization period (Year)	1 year
Year 1	$ 360
Technology-Based Intangible Assets [Member] | UEHC [Member]
Estimated fair value	$ 120
Amortization period (Year)	7 years
Year 1	$ 17
Year 2	17
Year 3	17
Year 4	17
Year 5	$ 17

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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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- Definition

Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 55
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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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+ References

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+ References

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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