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Commitments and Contingencies - Narrative (Details) $ in Thousands, ¥ in Millions |  |  |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended | 36 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 29, 2025 USD ($) | Dec. 20, 2024 USD ($) | Dec. 20, 2024 CNY (¥) | Jul. 12, 2024 USD ($) | Jul. 12, 2024 CNY (¥) | Feb. 08, 2024 USD ($) | Feb. 08, 2024 CNY (¥) | Apr. 08, 2021 patent | Sep. 30, 2025 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2025 CNY (¥) | Dec. 31, 2024 USD ($) factory | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2020 action | Jul. 29, 2025 claim | Jun. 17, 2025 patent | Dec. 31, 2024 CNY (¥) | Jan. 23, 2024 factory
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  | $ 841 |  |  |  | $ 104 | $ 841 | $ 2,723 |  |  |  |  |  |
Number of patents allegedly infringed upon | patent |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
Legal judgment |  |  |  |  |  |  |  |  | 0 |  |  | $ 4,162 |  | 0 |  | $ 4,162 |  |  |  |  |
2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 3,585 |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 7,600 |  |  |  |  | 7,600 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |
2025 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 841 |  |  |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 841 |  |  |  |  | 841 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 292 |  |  |  |  | 292 |  |  |  |  |  |  |
Roku Matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of litigation actions | action |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |
Number of pending claims |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25 | 1 |  |
Number of patents allegedly infringed upon | patent |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
Tongshun Matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of subsidiary factories included in lawsuit | factory |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1
Damages sought |  |  |  |  |  | $ 4,900 | ¥ 35.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss contingency, refund |  |  |  | $ 1,400 | ¥ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation damages awarded to third party |  | $ 3,800 | ¥ 27.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation damages awarded to third party, interest and other costs |  | $ 4,200 | ¥ 30.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal judgment |  |  |  |  |  |  |  |  |  |  |  | $ 4,200 |  |  |  | 4,200 |  |  |  | ¥ 30.4 |
Payments for legal settlements |  |  |  |  |  |  |  |  |  | $ 4,200 | ¥ 30.4 |  |  |  |  |  |  |  |  |  |
IT Convergence Matters | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation settlement award | $ 200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Severance Expense | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 2,008 |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 5,433 |  |  |  |  | 5,433 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |
Severance Expense | 2025 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 733 |  |  |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 733 |  |  |  |  | 733 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |
Other Exit Expense | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  | $ 1,577 |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 2,167 |  |  |  |  | 2,167 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |
Other Exit Expense | 2025 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 108 |  |  |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 108 |  |  |  |  | 108 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 292 |  |  |  |  | 292 |  |  |  |  |  |  |
Asia | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of factories shut down | factory |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 4,600 |  |  |  |  | 4,600 |  |  |  |  |  |  |
Asia | Severance Expense | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 |  |  |  |  |  |
Asia | Other Exit Expense | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 |  |  |  |  |  |
Mexico | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |
Total costs incurred inception to date |  |  |  |  |  |  |  |  | 3,000 |  |  |  |  | 3,000 |  |  |  |  |  |  |
Mexico | 2025 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring expected cost |  |  |  |  |  |  |  |  | 1,100 |  |  |  |  | 1,100 |  |  |  |  |  |  |
Expected cost remaining |  |  |  |  |  |  |  |  | 300 |  |  |  |  | $ 300 |  |  |  |  |  |  |
Mexico | Severance Expense | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  | 100 |  | 1,300 |  |  |  |  |  |
Mexico | Severance Expense | 2025 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  | 700 |  |  |  |  |  |  |  |  |  |  |  |
Mexico | Other Exit Expense | 2023 - 2024 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  |  |  |  |  | $ 200 |  | $ 1,300 |  |  |  |  |  |
Mexico | Other Exit Expense | 2025 Restructuring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restructuring charges |  |  |  |  |  |  |  |  | $ 100 |  |  |  |  |  |  |  |  |  |  |  |

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