Note 10 - Business Combination - Pro Forma Information (Details) - Reflect Systems, Inc. [Member] $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) $ / shares
Net sales	$ 30,680
Net income	$ 799
Earnings per common share (in dollars per share) \| $ / shares	$ 0.06
Net sales	$ 12,243
Net (loss) income	$ 567

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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