Note 10 - Income Taxes (Details Textual) - USD ($)	3 Months Ended	9 Months Ended	12 Months Ended
	Oct. 01, 2022	Oct. 01, 2022	Dec. 25, 2021
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ 364,497	$ 705,755	$ 2,790,201
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent		8.60%