v3.25.4
Note 4 - Goodwill and Other Intangible Assets - Acquired Intangible Assets by Major Class (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Gross carrying value $ 103,801 $ 106,175  
Accumulated amortization 84,098 81,420  
Total net book value 19,703 24,755 $ 29,484
Balances 24,755 29,484  
Acquisition of customer relationship 206 575  
Additions to/(disposals from) domain portfolio, net (9) (7)  
Amortization expense (4,667) (5,297) (10,829)
Write-down of Cedar intangible assets (165)    
Disposal of Cedar intangible assets (417)    
Balances 19,703 24,755 29,484
Surname Domain Names [Member]      
Gross carrying value 11,139 11,145  
Total net book value 11,139 11,145 11,151
Balances 11,145 11,151  
Additions to/(disposals from) domain portfolio, net (6) (6)  
Amortization expense 0 0  
Write-down of Cedar intangible assets 0    
Disposal of Cedar intangible assets 0    
Balances 11,139 11,145 11,151
Direct Navigation Domain Names [Member]      
Gross carrying value 1,124 1,127  
Total net book value 1,124 1,127 1,128
Balances 1,127 1,128  
Additions to/(disposals from) domain portfolio, net (3) (1)  
Amortization expense 0 0  
Write-down of Cedar intangible assets 0    
Disposal of Cedar intangible assets 0    
Balances 1,124 1,127 1,128
Brand [Member]      
Gross carrying value 15,765 15,764  
Accumulated amortization 15,675 15,340  
Total net book value 90 424 870
Balances 424 870  
Additions to/(disposals from) domain portfolio, net 0 0  
Amortization expense (334) (446)  
Write-down of Cedar intangible assets 0    
Disposal of Cedar intangible assets 0    
Balances 90 424 870
Customer Relationships [Member]      
Gross carrying value 64,148 66,467  
Accumulated amortization 58,361 56,719  
Total net book value 5,787 9,748 13,303
Balances 9,748 13,303  
Acquisition of customer relationship 206 575  
Additions to/(disposals from) domain portfolio, net 0 0  
Amortization expense (3,614) (4,130)  
Write-down of Cedar intangible assets (136)    
Disposal of Cedar intangible assets (417)    
Balances 5,787 9,748 13,303
Technology-Based Intangible Assets [Member]      
Gross carrying value 10,157 10,157  
Accumulated amortization 9,264 8,631  
Total net book value 893 1,526 2,148
Balances 1,526 2,148  
Additions to/(disposals from) domain portfolio, net 0 0  
Amortization expense (621) (622)  
Write-down of Cedar intangible assets (12)    
Disposal of Cedar intangible assets 0    
Balances 893 1,526 2,148
Network Rights [Member]      
Gross carrying value 1,468 1,515  
Accumulated amortization 798 730  
Total net book value 670 785 884
Balances 785 884  
Additions to/(disposals from) domain portfolio, net 0 0  
Amortization expense (98) (99)  
Write-down of Cedar intangible assets (17)    
Disposal of Cedar intangible assets 0    
Balances $ 670 $ 785 $ 884