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Note 5 - Long-term Debt, Net (Details Textual) - USD ($)					3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2024	Aug. 19, 2024	Apr. 02, 2024	Mar. 17, 2024	Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024	Sep. 30, 2024	Sep. 30, 2023
Repayments of Long-Term Debt								$ 56,214,000	$ 8,750,000
Gain (Loss) on Extinguishment of Debt					$ 0	$ 0		(1,009,000)	0
Long-Term Debt, Gross	$ 36,286,000				36,286,000			36,286,000
Proceeds from Convertible Debt								2,050,000	0
Convertible Notes Payable, Fair Value Adjustment					2,810,000	$ (0)		2,810,000	$ (0)
Convertible Notes [Member]
Debt Instrument, Face Amount	$ 2,050,000				$ 2,050,000			$ 2,050,000
Proceeds from Convertible Debt		$ 2,050,000
Debt Instrument, Interest Rate, Stated Percentage	13.00%	13.00%			13.00%			13.00%
Debt Instrument, Convertible, Conversion Price (in dollars per share)		$ 3.01
Common Stock Shares Outstanding, Percentage		19.99%
Convertible Notes Payable, Fair Value Adjustment		$ 2,110,000			$ 700,000			$ 700,000
Convertible Debt, Fair Value Disclosures	$ 4,860,000				$ 4,860,000			$ 4,860,000
Convertible Notes [Member] \| Minimum [Member]
Debt Instrument, Convertible, Conversion Price (in dollars per share)		$ 1
Notes Payable to Banks [Member]
Debt Instrument, Face Amount				$ 2,000,000
Debt Instrument, Basis Spread on Variable Rate					11.00%		11.00%
Debt Instrument, Interest Rate, Effective Percentage	16.17%			16.32%	16.17%			16.17%
Debt Instrument, Quarterly Principal Amortization				$ 250,000
Notes Payable to Banks [Member] \| Maximum [Member]
Debt Instrument, Collateral Amount				$ 1,000,000
Notes Payable to Banks [Member] \| CME Term SOFR [Member]
Debt Instrument, Basis Spread on Variable Rate				11.00%
The Credit Agreement [Member]
Repayments of Long-Term Debt			$ 30,000,000
Gain (Loss) on Extinguishment of Debt			$ 1,009
SLR Credit Agreement [Member]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.50%
Debt Instrument, Term (Year)			5 years
Debt Instrument, Basis Spread on Variable Rate	5.75%		5.25%
Debt Instrument, Secured Overnight Financing Rate SOFR Floor			1.50%
Line of Credit Facility, Fixed Charge Coverage Ratio			1.1
Debt Instrument, Interest Rate, Effective Percentage	11.03%		10.81%		11.03%			11.03%
Debt Issuance Costs, Net	$ 903,000				$ 903,000			$ 903,000
Debt Instrument, Unamortized Discount	$ 827,000				$ 827,000			827,000
SLR Credit Agreement [Member] \| Secured Overnight Financing Rate (SOFR) [Member]
Debt Instrument, Basis Spread on Variable Rate			0.26161%
SLR Credit Agreement [Member] \| Base Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	5.75%		5.25%		5.75%		5.25%
Debt Instrument, Reduced Basis Spread on Variable Rate			5.00%
SLR Credit Agreement [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 30,000,000
Long-Term Debt, Gross	$ 32,486,000				$ 32,486,000			32,486,000
SLR Credit Agreement [Member] \| Term Loan [Member]
Debt Instrument, Face Amount			$ 20,000,000
SLR Revolver [Member] \| Revolving Credit Facility [Member]
Long-Term Debt, Gross	$ 12,486,000				$ 12,486,000			$ 12,486,000