v3.26.1
Note 18 - Segment Reporting -Summary of Segment Table (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Revenues $ 652 $ 548   $ 1,035 $ 2,200    
Cost of revenues 605 501   961 1,993    
Total operating expenses 428 729   376 1,468    
Depreciation and amortization expenses included in cost of revenues and operating expenses 66 69   133 91    
Operating Income (Loss) (381) (682)   (302) (1,261)    
Net loss (350) (637) $ (530) (224) (1,167)    
Expenditure for long-term assets 0     0      
Total Assets 9,750 9,246   9,750 9,246 $ 9,678 $ 9,686
Operating Segments [Member] | Internet Ad [Member]              
Revenues 542 469   826 1,488    
Cost of revenues 500 443   766 1,362    
Total operating expenses (89) 288   (349) 302    
Depreciation and amortization expenses included in cost of revenues and operating expenses 5 5   9 12    
Operating Income (Loss) 130 (262)   409 (176)    
Net loss 130 (262)   409 (180)    
Expenditure for long-term assets 0     0      
Total Assets 8,991 7,399   8,991 7,399 8,553 7,627
Operating Segments [Member] | AI Service [Member]              
Revenues 57     95      
Cost of revenues 46     77      
Total operating expenses 0     0      
Depreciation and amortization expenses included in cost of revenues and operating expenses 0     0      
Operating Income (Loss) 11     18      
Net loss 12     19      
Expenditure for long-term assets 0     0      
Total Assets 96     96   0  
Operating Segments [Member] | IP Services [Member]              
Revenues 53 79   114 97    
Cost of revenues 59 58   118 71    
Total operating expenses 0 0   0 0    
Depreciation and amortization expenses included in cost of revenues and operating expenses 59 58   118 71    
Operating Income (Loss) (6) 21   (4) 26    
Net loss (2) 21   3 26    
Expenditure for long-term assets 0     0      
Total Assets 452 636   452 636 516 0
Operating Segments [Member] | Blockchain Technology [Member]              
Revenues 0 0   0 615    
Cost of revenues 0 0   0 560    
Total operating expenses 0 0   0 0    
Depreciation and amortization expenses included in cost of revenues and operating expenses 0 0   0 0    
Operating Income (Loss) 0 0   0 55    
Net loss 0 0   0 55    
Expenditure for long-term assets 0     0      
Total Assets 55 55   55 55 55 0
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]              
Revenues 0 0   0 0    
Cost of revenues 0 0   0 0    
Total operating expenses 517 441   725 1,166    
Depreciation and amortization expenses included in cost of revenues and operating expenses 2 6   6 8    
Operating Income (Loss) (516) (441)   (725) (1,166)    
Net loss (490) (396)   (655) (1,068)    
Expenditure for long-term assets 0     0      
Total Assets 34,049 33,860   34,049 33,860 34,324 34,405
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member]              
Revenues 0 0   0 0    
Cost of revenues 0 0   0 0    
Total operating expenses 0 0   0 0    
Depreciation and amortization expenses included in cost of revenues and operating expenses 0 0   0 0    
Operating Income (Loss) 0 0   0 0    
Net loss 0 0   0 0    
Expenditure for long-term assets 0     0      
Total Assets $ (33,893) $ (32,704)   $ (33,893) $ (32,704) $ (33,770) $ (32,346)