Note 8 - Derivative Liability (Details Textual)	9 Months Ended
	Sep. 30, 2021 USD ($)
Gain on Derivative Instruments, Pretax	$ 24,299
Convertible Credit Line Payable, Related Party [Member] | Measurement Input, Exercise Price [Member]
Embedded Derivative Liability, Measurement Input	1.00
Convertible Credit Line Payable, Related Party [Member] | Measurement Input, Price Volatility [Member]
Embedded Derivative Liability, Measurement Input	202
Convertible Credit Line Payable, Related Party [Member] | Measurement Input, Discount Rate [Member]
Embedded Derivative Liability, Measurement Input	0.28