Note 2 - Significant Accounting Policies - Schedule of Finite Lived Intangible Assets Future Amortization (Details)	12 Months Ended
	Jun. 30, 2022
Customer Relationships [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	10 years
Acquired Developed Software [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	5 years
Developed Software [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	3 years