Note 6 - Don Polly, LLC. (Details Textual) - Don Polly, LLC [Member]	12 Months Ended
	Dec. 31, 2021
Percent of Net Income Received, Variable Interest Entity	100.00%
Licensing Agreement [Member]
Percent of Net Income Received, Variable Interest Entity	75.00%
Service Agreement [Member]
Percent of Net Income Received, Variable Interest Entity	25.00%