v3.26.1
Note 15 - Segment Information - Schedule of Segment Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Licensing gross margin $ (35) $ (51) $ (71) $ (106)
Interest income 23 24 52 57
Share-based compensation     885 2,773
Loss on debt extinguishment 0 0 131 0
Change in fair value of contingent payment obligations 1,723 2,304 1,326 (157)
Net loss 148 (1,634) (1,405) (5,433)
Operating Segments [Member] | Single Reportable Segment [Member]        
Licensing gross margin (35) (51) (71) (106)
Interest income 23 24 52 57
Personnel related expenses 433 417 865 829
Litigation & legal expenses 67 167 109 334
Third-party consulting expenses 37 248 112 395
Patent maintenance expenses 13 4 19 23
Share-based compensation 720 2,651 885 2,773
In-kind interest expense 48 65 105 135
Loss on debt extinguishment 0 0 131 0
Change in fair value of contingent payment obligations (1,723) (2,304) (1,326) 157
Other segment items 1 [1] 245 359 486 738
Net loss $ 148 $ (1,634) $ (1,405) $ (5,433)
[1] Other segment items primarily include costs incurred for insurance, shareholder and public relations, audit and other professional fees, outsourced information technology services, and employee travel.