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Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($)	Dec. 31, 2023	Jan. 01, 2023	Dec. 31, 2022	Dec. 31, 2021
Factored Receivable Unpaid Principal Balance	$ 5,900,000		$ 7,000,000
Factored Receivable, Customer Reserves	2,100,000		1,400,000
Retained Earnings (Accumulated Deficit)	74,426,000		71,808,000
Financing Receivable, Allowance for Credit Loss	8,345,000		8,129,000	$ 6,715,000
Deferred Tax Assets, Gross	9,298,000		10,342,000
Deferred Tax Assets, Net	$ 4,512,000		5,480,000
Building and Building Improvements [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)	25 years
Building and Building Improvements [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)	40 years
Building [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)	10 years
Building [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)	20 years
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)	5 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)	15 years
Computer Equipment [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)	2 years
Computer Equipment [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)	5 years
Automobiles [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)	4 years
Cumulative Effect, Period of Adoption, Adjustment [Member]
Off-Balance-Sheet, Credit Loss, Liability		$ 417,000
Accounting Standards Update 2016-13 [Member]
Financing Receivable, Allowance for Credit Loss		8,129,000	8,129,000
Off-Balance-Sheet, Credit Loss, Liability		0
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Retained Earnings (Accumulated Deficit)		(1,700,000)
Financing Receivable, Allowance for Credit Loss		1,907,000	$ 1,907,000
Off-Balance-Sheet, Credit Loss, Liability		417,000
Deferred Tax Assets, Gross		$ 604,000

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