v3.26.1
Note 12 - Revenues (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Contract with Customer, Liability $ 1,859 $ 1,675 $ 1,859 $ 1,675 $ 2,490 $ 1,647
Contract With Customer Liability Revenue Recognized Pertained to Revenue Deferred in Prior Year     161 114    
Customer Deposit [Member]            
Contract with Customer, Liability 1,000 500 1,000 500    
Prepaid Multi-year Maintenance Plans [Member]            
Contract with Customer, Liability $ 900 $ 1,200 $ 900 $ 1,200    
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Federal Customers [Member]            
Concentration Risk, Percentage 1.00% 2.00% 1.00% 8.00%    
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | State and Local Governments [Member]            
Concentration Risk, Percentage 37.00% 32.00%        
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | Non-US [Member]            
Concentration Risk, Percentage 47.00% 47.00% 48.00% 37.00%