Note 3 - Business Combination - Preliminary Fair Value of Asset Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Jan. 29, 2025	Dec. 31, 2024	Dec. 31, 2023
Goodwill	$ 37,986		$ 17,715	$ 19,156
Ydentic Holding B.V. [Member]
Accounts receivable, net		$ 618
Prepaid expenses and other current assets		173
Property and equipment, net		68
Goodwill		17,195
Intangible assets, net		3,943
Operating lease right-of-use assets		562
Other assets		30
Accounts payable		(347)
Accrued expenses and other current liabilities		(374)
Current portion of deferred revenue		(2)
Long-term operating lease liabilities		(457)
Other liabilities		(1,017)
Total purchase consideration		$ 20,392