Note 4 - Related Party Transactions - Fair Value Inputs (Details)	Jan. 01, 2023
Measurement Input, Conversion Price Before [Member]
Conversion price before	0.79
Measurement Input, Conversion Price [Member]
Conversion price before	0.38
Measurement Input, Expected Term [Member]
Conversion price before	0.94
Measurement Input, Price Volatility [Member]
Conversion price before	1.227
Measurement Input, Expected Dividend Rate [Member]
Conversion price before	0
Measurement Input, Risk Free Interest Rate [Member]
Conversion price before	0.0438