v3.26.1
Segment, Product and Geographic Information - Schedule of segment reporting (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2025
USD ($)
segment
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Segment, Product and Geographic Information      
Number of operating segments | segment 2    
Segment revenues $ 832,173 $ 906,802 $ 945,428
Segment operating income (loss) 44,126 68,221 43,212
Non operating income, net 10,741 9,114 1,181
Consolidated profits before income taxes 54,867 77,335 44,393
Significant noncash items:      
Share-based compensation 730 1,247 2,663
Depreciation and amortization 22,549 22,354 20,322
Driver IC      
Segment, Product and Geographic Information      
Segment revenues 665,797 751,326 804,840
Segment operating income (loss) 61,737 92,699 75,282
Significant noncash items:      
Share-based compensation 391 697 1,608
Depreciation and amortization 13,524 11,115 8,601
Non-driver products      
Segment, Product and Geographic Information      
Segment revenues 166,376 155,476 140,588
Segment operating income (loss) (17,611) (24,478) (32,070)
Significant noncash items:      
Share-based compensation 339 550 1,055
Depreciation and amortization $ 9,025 $ 11,239 $ 11,721