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Share-Based Compensation - Stock option activity (Details) |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Sep. 25, 2020 $ / shares | Aug. 11, 2020 $ / shares | Mar. 31, 2020 $ / shares | Sep. 23, 2019 USD ($) | Dec. 31, 2021 $ / shares | Dec. 31, 2020 $ / shares | Dec. 31, 2019 $ / shares | Dec. 31, 2018 $ / shares
Stock Option 2019 Plan |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Balance |  |  |  |  | 578,468 | 2,226,690 |  |
Number of units/shares, Granted |  |  |  | 6,000,000 |  | 163,500 | 2,226,690 |
Number of units/shares, Exercised |  |  |  |  | (524,387) | (1,574,869) |  |
Number of units/shares, Forfeited |  |  |  |  |  | (236,853) |  |
Number of units/shares, Expired |  |  |  |  | (54,081) |  |  |
Number of units/shares, Balance |  |  |  |  |  | 578,468 | 2,226,690 |
Weighted average exercise price, Balance |  |  |  |  | $ 2.36 | $ 2.27 |  |
Weighted average exercise price, Granted | $ 3.35 | $ 3.9 | $ 2.74 |  |  | 3.05 | $ 2.27 |
Weighted average exercise price, Exercised |  |  |  |  | 2.37 | 2.32 |  |
Weighted average exercise price, Forfeited |  |  |  |  |  | 2.30 |  |
Weighted average exercise price, Expired |  |  |  |  | $ 2.27 |  |  |
Weighted average exercise price, Balance |  |  |  |  |  | $ 2.36 | $ 2.27 |
Weighted average remaining contractual term, Granted (in years) |  |  |  |  |  | 10 months 17 days | 1 year 9 months |
Weighted average remaining contractual term, Balance (in years) |  |  |  |  | 0 years | 6 months 14 days | 1 year 6 months |
Imaging Cayman |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Balance |  |  |  |  |  | 0 | 546,000 |
Number of units/shares, Granted |  |  |  |  |  |  | 0 |
Number of units/shares, Exercised |  |  |  |  |  |  | 0 |
Number of units/shares, Forfeited |  |  |  |  |  |  | (25,000) |
Number of units/shares, Expired |  |  |  |  |  |  | (521,000) |
Number of units/shares, Balance |  |  |  |  |  |  | 0 | 546,000
Number of units/shares, Exercisable |  |  |  |  |  | 0 |  |
Weighted average exercise price, Balance |  |  |  |  |  | $ 0 | $ 0.9139 |
Weighted average exercise price, Granted |  |  |  |  |  |  | 0 |
Weighted average exercise price, Exercised |  |  |  |  |  |  | 0 |
Weighted average exercise price, Forfeited |  |  |  |  |  |  | 0.9139 |
Weighted average exercise price, Expired |  |  |  |  |  |  | 0.9139 |
Weighted average exercise price, Balance |  |  |  |  |  |  | $ 0 | $ 0.9139
Weighted average exercise price, Exercisable |  |  |  |  |  | $ 0 |  |
Weighted average remaining contractual term, Balance (in years) |  |  |  |  |  |  | 0 years | 1 year
Imaging Taiwan |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Exercisable |  |  |  |  | 0 |  |  |
Weighted average exercise price, Exercisable |  |  |  |  | $ 0 |  |  |
Imaging Taiwan | Stock Option 2016 Plan |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Balance |  |  |  |  | 0 | 15,000 | 1,359,000 |
Number of units/shares, Granted |  |  |  |  |  |  | 0 |
Number of units/shares, Exercised |  |  |  |  |  |  | 0 |
Number of units/shares, Forfeited |  |  |  |  |  |  | (209,000) |
Number of units/shares, Expired |  |  |  |  |  | (15,000) | (1,135,000) |
Number of units/shares, Balance |  |  |  |  |  | 0 | 15,000 | 1,359,000
Weighted average exercise price, Balance |  |  |  |  | $ 0 | $ 0.9139 | $ 0.9139 |
Weighted average exercise price, Granted |  |  |  |  |  |  | 0 |
Weighted average exercise price, Exercised |  |  |  |  |  |  | 0 |
Weighted average exercise price, Forfeited |  |  |  |  |  |  | 0.9139 |
Weighted average exercise price, Expired |  |  |  |  |  | 0.9139 | 0.9139 |
Weighted average exercise price, Balance |  |  |  |  |  | $ 0 | $ 0.9139 | $ 0.9139
Weighted average remaining contractual term, Balance (in years) |  |  |  |  |  | 0 years | 0 years | 1 year
Himax Display Inc |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Balance |  |  |  |  |  | 0 | 1,911,000 |
Number of units/shares, Granted |  |  |  |  |  |  | 0 |
Number of units/shares, Exercised |  |  |  |  |  |  | 0 |
Number of units/shares, Forfeited |  |  |  |  |  |  | (22,200) |
Number of units/shares, Expired |  |  |  |  |  |  | (1,888,800) |
Number of units/shares, Balance |  |  |  |  |  |  | 0 | 1,911,000
Number of units/shares, Exercisable |  |  |  |  |  |  | 0 |
Weighted average exercise price, Balance |  |  |  |  |  | $ 0 | $ 1.986 |
Weighted average exercise price, Granted |  |  |  |  |  |  | 0 |
Weighted average exercise price, Exercised |  |  |  |  |  |  | 0 |
Weighted average exercise price, Forfeited |  |  |  |  |  |  | 1.986 |
Weighted average exercise price, Expired |  |  |  |  |  |  | 1.986 |
Weighted average exercise price, Balance |  |  |  |  |  |  | 0 | $ 1.986
Weighted average exercise price, Exercisable |  |  |  |  |  |  | $ 0 |
Weighted average remaining contractual term, Balance (in years) |  |  |  |  |  |  |  | 9 months
CM Visual Technology Corp | Stock options 2021 plan |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Granted |  |  |  |  | 2,791,000 |  |  |
Number of units/shares, Forfeited |  |  |  |  | (120,000) |  |  |
Number of units/shares, Balance |  |  |  |  | 2,671,000 |  |  |
Weighted average exercise price, Granted |  |  |  |  | $ 0.36 |  |  |
Weighted average exercise price, Forfeited |  |  |  |  | 0.36 |  |  |
Weighted average exercise price, Balance |  |  |  |  | $ 0.36 |  |  |
Weighted average remaining contractual term, Balance (in years) |  |  |  |  | 3 years 6 months |  |  |
Liqxtal Technology Inc | Stock options 2021 plan |  |  |  |  |  |  |  |
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items] |  |  |  |  |  |  |  |
Number of units/shares, Granted |  |  |  |  | 1,000,000 |  |  |
Number of units/shares, Forfeited |  |  |  |  | (90,000) |  |  |
Number of units/shares, Balance |  |  |  |  | 910,000 |  |  |
Weighted average exercise price, Granted |  |  |  |  | $ 0.65 |  |  |
Weighted average exercise price, Forfeited |  |  |  |  | 0.65 |  |  |
Weighted average exercise price, Balance |  |  |  |  | $ 0.65 |  |  |
Weighted average remaining contractual term, Balance (in years) |  |  |  |  | 1 year |  |  |

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