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Note 2 - Business Acquisition - Allocation of Estimated Purchase Price (Details) - Microlab/FXR LLC [Member]	Mar. 01, 2022 USD ($)
Current assets	$ 6,924,000
Property and equipment	198,000
Intangible assets	13,840,000
Goodwill	5,215,000
Non-interest bearing liabilities	(1,702,000)
Net assets acquired at fair value	$ 24,475,000

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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