Note 2 - Acquisitions - Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Dubin [Member]
Total revenue	$ 9,857	$ 8,497
Net income	$ 2,630	$ 1,092
Basic earnings per share (in dollars per share)	$ 0.19	$ 0.08
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.08
Diluted weighted average shares outstanding (in shares)	13,782	13,659
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.08
Diluted weighted average shares outstanding (in shares)	13,782	13,659
Temporary Alternatives [Member]
Total revenue	$ 9,857	$ 8,143
Net income	$ 2,630	$ 1,648
Basic earnings per share (in dollars per share)	$ 0.19	$ 0.12
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.12
Diluted weighted average shares outstanding (in shares)	13,782	13,659
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.12
Diluted weighted average shares outstanding (in shares)	13,782	13,659
Northbound [Member]
Total revenue	$ 9,857	$ 8,333
Net income	$ 2,630	$ 1,969
Basic earnings per share (in dollars per share)	$ 0.19	$ 0.15
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.14
Diluted weighted average shares outstanding (in shares)	13,782	13,659
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.14
Diluted weighted average shares outstanding (in shares)	13,782	13,659
MRINetwork [Member]
Total revenue	$ 9,857	$ 9,633
Net income	$ 2,630	$ 1,858
Basic earnings per share (in dollars per share)	$ 0.19	$ 0.14
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.14
Diluted weighted average shares outstanding (in shares)	13,782	13,659
Basic weighted average shares outstanding (in shares)	13,707	13,526
Diluted earnings per share (in dollars per share)	$ 0.19	$ 0.14
Diluted weighted average shares outstanding (in shares)	13,782	13,659

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-SubTopic 10
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(3)
-SubTopic 10
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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+ References

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