Note 17 - Subsequent Events (Details Textual) - Subsequent Event [Member] - TalentHerder LLC [Member] $ in Millions	1 Months Ended
Oct. 30, 2022 USD ($)	Oct. 02, 2022 USD ($)
Payments to Acquire Productive Assets, Total	$ 4.2
Asset Acquisition, Consideration Transferred, Equity Interest Issued and Issuable	$ 0.6
Number of Deferred Contingent Payments		6
Maximum [Member]
Estimated Future Contingent Consideration Payments, Current		$ 11.3

The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=126928898&loc=d3e9212-128498

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126928898&loc=d3e9215-128498

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 25
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=127000608&loc=d3e9135-128495

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration