Note 9 - Debt (Details Textual) - USD ($)		10 Months Ended	12 Months Ended
	Jan. 31, 2023	Oct. 31, 2019	Dec. 31, 2023	Dec. 31, 2022	Dec. 01, 2023
Long-Term Debt, Gross			$ 4,164,000
Mortgage Agreement, at Modification [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.30%
Long-Term Debt, Gross	$ 2,500,000
Proceeds from Issuance of Long-Term Debt	$ 300,000
Mortgage Agreement, at Modification [Member] | Prime Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	7.00%
Mortgage Agreement [Member]
Proceeds from Issuance of Debt				$ 900,000
Mortgage Agreement [Member] | Prime Rate [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.30%			14.50%
Debt Instrument, Basis Spread on Variable Rate				7.00%
Line of Credit With Bank [Member]
Line of Credit Facility, Maximum Amount Outstanding During Period			$ 600,000
Debt, Weighted Average Interest Rate			6.70%
Secured Promissory Note [Member] | Funicular [Member]
Debt Instrument, Interest Rate, Stated Percentage					13.50%
Debt Instrument, Face Amount					$ 4.1
Debt Instrument, Fee Amount					$ 50,000
Old Note Prior to Modification [Member] | Mortgage Agreement, at Modification [Member]
Long-Term Debt, Gross	$ 1,300,000
Over Advance Note [Member] | Mortgage Agreement, at Modification [Member]
Long-Term Debt, Gross	$ 900,000
Line of Credit [Member] | Factoring Agreement [Member]
Line of Credit Facility, Maximum Borrowing Capacity		$ 7,000,000
Debt Instrument, Term (Year)		2 years
Line of Credit Facility, Funding Fee, Percentage Above Prime Rate		0.50%
Line of Credit Facility, Funding Fee, Minimum Percentage		5.50%
Finance Agreements for Annual Insurance Premiums [Member]
Debt Instrument, Interest Rate, Stated Percentage			7.50%