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Note 2 - Summary of Significant Accounting Policies (Details Textual) $ / shares in Units, $ in Thousands			3 Months Ended		9 Months Ended
	Mar. 23, 2023 shares	Feb. 17, 2022 shares	Sep. 30, 2024 USD ($) $ / shares shares	Sep. 30, 2023 shares	Sep. 30, 2024 USD ($) $ / shares shares	Sep. 30, 2023 shares	Dec. 31, 2023 USD ($)	Nov. 12, 2021 $ / shares
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares			3,363,741	7,391,651	6,219,244	7,391,651
Unrecognized Tax Benefits, Ending Balance | $			$ 0		$ 0		$ 0
Business Acquisition, Extension Option, Minimum Extension Threshold Price, Increase in Price (in dollars per share) | $ / shares								$ 1
Reflect Systems, Inc. [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | shares	777,778	2,333,334
Business Combination, Contingent Consideration, Billable Devices Online, Maximum Share Price (in dollars per share) | $ / shares			$ 19.2		$ 19.2
Business Combination, Contingent Consideration, Fair Value at Guaranteed Price | $			$ 10,794
Business Acquisition, Contingent Consideration, Estimated Fair Value at New Guaranteed Price | $			$ 1,447
Business Acquisition, Extension Option, Minimum Extension Threshold Price Percentage								70.00%
Business Acquisition, Extension Option, Minimum Extension Threshold Price Percentage, Increase in Price								80.00%
Reflect Systems, Inc. [Member] | Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	3
Reflect Systems, Inc. [Member] | Maximum [Member]
Business Acquisition, Contingent Consideration, Maximum Share Price (in dollars per share) | $ / shares								$ 6.4

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