Note 5 - Goodwill and Intangible Assets (Details Textual) - USD ($)		1 Months Ended		3 Months Ended			6 Months Ended	9 Months Ended
	Dec. 31, 2021	Jan. 31, 2022	Jul. 31, 2021	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2022	Jun. 30, 2021	Sep. 30, 2021	Sep. 30, 2019
Goodwill, Ending Balance	$ 56,670,970			$ 11,996,249	$ 56,670,970		$ 11,996,249	$ 11,996,249		$ 56,670,970
Goodwill, Impairment Loss					$ 13,898,285		30,776,436
Intangible Assets, Net (Excluding Goodwill), Total				18,111,903			18,111,903	18,111,903		23,003,929
Amortization of Intangible Assets				277,354		$ 0		607,025	$ 0
Trademark Related to Hemp MD [Member]
Intangible Assets, Net (Excluding Goodwill), Total				50,000			50,000	50,000		50,000	$ 50,000
Trademarks [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	20 years	20 years	10 years
Developed Technology Rights [Member]
Finite-Lived Intangible Asset, Useful Life (Year)			4 years
Trademark Related to cbdMD [Member]
Intangible Assets, Net (Excluding Goodwill), Total				$ 17,300,000			$ 17,300,000	$ 17,300,000		$ 21,585,000
Impairment of Intangible Assets, Finite-Lived	$ 4,285,000