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Segment Reporting - Schedule of Segment Reporting Information by Segment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Segment Reporting Information [Line Items]      
Revenues from external customers $ 30,058 $ 23,198 $ 16,995
Income tax (expense) / recovery (225) 3,245 (6)
Segment assets 28,045 21,734 12,022
Secure Microcontrollers      
Segment Reporting Information [Line Items]      
Revenues from external customers 20,927 18,336 14,850
Intersegment revenues
Interest revenue 61 7
Interest expense 209 200 150
Depreciation and amortization 398 319 1,339
Segment income /(loss) before income taxes 395 526 (2,235)
Profit / (loss) from intersegment sales
Income tax (expense) / recovery (156) 2,565
Segment assets 16,526 17,063 10,296
All Others      
Segment Reporting Information [Line Items]      
Revenues from external customers 9,131 4,862 2,145
Intersegment revenues 513 368 415
Interest revenue 27 2
Interest expense 91 53 22
Depreciation and amortization 173 85 193
Segment income /(loss) before income taxes (3,414) 2,017 (2,566)
Profit / (loss) from intersegment sales 24 18 20
Income tax (expense) / recovery (68) 680 (6)
Segment assets 11,519 4,671 1,726
Total Segment Assets      
Segment Reporting Information [Line Items]      
Revenues from external customers 30,058 23,198 16,995
Intersegment revenues 513 368 415
Interest revenue 88 9
Interest expense 298 254 171
Depreciation and amortization 571 404 1,532
Segment income /(loss) before income taxes (3,019) 2,543 (4,801)
Profit / (loss) from intersegment sales 24 18 20
Income tax (expense) / recovery $ (225) $ 3,245 $ (6)