v3.26.1
SEGMENT AND GEOGRAPHIC INFORMATION - Depreciation and amortization costs (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Depreciation and amortization costs        
Total depreciation from continuing operations $ 116 $ 122 $ 229 $ 243
Total amortization from continuing operations 93 112 186 216
Location, Statement of Income, Balance [Axis]: us-gaap:CostOfRevenue        
Depreciation and amortization costs        
Total depreciation from continuing operations 112 122 221 243
Total amortization from continuing operations 2 2 4 5
Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense        
Depreciation and amortization costs        
Total depreciation from continuing operations 4   8  
Total amortization from continuing operations $ 91 $ 110 $ 182 $ 211