Note 2 - Summary of Significant Accounting Policies (Details Textual) $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($) item	Dec. 31, 2022 USD ($) item
Revenue, Major Customer [Line Items]
Accounts Receivable, Allowance for Credit Loss, Current	$ 2,036	$ 1,546
Allowance for Accounts Receivable, Current, Doubtful Accounts	1,348	534
Indefinite-lived intangible assets	120	120
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	0	0
Cost of Goods and Services Sold, Total	$ 8,605	$ 9,024
Revenue Benchmark [Member] \| Top Three Customers [Member] \| Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Number of Major Customers \| item	3	3
Concentration Risk, Percentage	31.00%	21.00%
Revenue Benchmark [Member] \| One of Top Three Customers [Member] \| Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Number of Major Customers \| item	1	1
Concentration Risk, Percentage	15.00%	8.00%
Accounts Receivable [Member] \| Top Three Customers [Member] \| Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration Risk, Percentage	33.00%	28.00%
Accounts Receivable [Member] \| One of Top Three Customers [Member] \| Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration Risk, Percentage	3.00%	2.00%
Cost of Goods and Service Benchmark [Member] \| Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Number of Major Customers \| item	2	2
Cost of Goods and Service Benchmark [Member] \| Supplier Concentration Risk [Member] \| Supplier One And Supplier Two [Member]
Revenue, Major Customer [Line Items]
Concentration Risk, Percentage	18.00%	36.00%
Cost of Goods and Service Benchmark [Member] \| Supplier Concentration Risk [Member] \| Supplier Three [Member]
Revenue, Major Customer [Line Items]
Concentration Risk, Percentage	8.00%	11.00%
Selling, General and Administrative Expenses [Member]
Revenue, Major Customer [Line Items]
Advertising Expense	$ 802	$ 2,184
Shipping and Handling [Member]
Revenue, Major Customer [Line Items]
Cost of Goods and Services Sold, Total	$ 266	$ 1,454
Machinery and Equipment [Member] \| Minimum [Member]
Revenue, Major Customer [Line Items]
Property, Plant and Equipment, Useful Life (Year)	7 years
Machinery and Equipment [Member] \| Maximum [Member]
Revenue, Major Customer [Line Items]
Property, Plant and Equipment, Useful Life (Year)	10 years
Computer Equipment [Member]
Revenue, Major Customer [Line Items]
Property, Plant and Equipment, Useful Life (Year)	3 years
Furniture and Fixtures [Member]
Revenue, Major Customer [Line Items]
Property, Plant and Equipment, Useful Life (Year)	8 years

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Amount of allowance for credit loss on accounts receivable, classified as current.

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Amount of allowance for credit loss for right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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