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Commitments and Contingencies - Narrative (Details) $ in Thousands |  |  |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
May 10, 2021 patent customer | Apr. 08, 2021 patent | Apr. 09, 2020 patent | Sep. 05, 2018 patent | Dec. 31, 2022 patent | Sep. 30, 2023 USD ($) inter_partes_review | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) patent inter_partes_review | Sep. 30, 2022 USD ($)
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Restructuring charges | $ |  |  |  |  |  | $ 3,690 | $ 0 | $ 3,690 | $ 0
Expected restructuring costs | $ |  |  |  |  |  | $ 3,700 |  | $ 3,700 |
Number of IPR requests denied | inter_partes_review |  |  |  |  |  | 14 |  | 14 |
Number of IPR requests granted | inter_partes_review |  |  |  |  |  | 12 |  | 12 |
Number of patents subject to inter partes review (IPR) |  |  |  |  |  |  |  | 2 |
Patents allegedly infringed and not appealed, number |  |  |  |  |  |  |  | 1 |
Number of customers with filed complaint | customer | 2 |  |  |  |  |  |  |  |
Severance Expense |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Restructuring charges | $ |  |  |  |  |  | $ 3,400 |  | $ 3,415 |
Equipment Moving Costs |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Restructuring charges | $ |  |  |  |  |  | $ 300 |  | 300 |
Other Exit Expense |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Restructuring charges | $ |  |  |  |  |  |  |  | $ 275 |
Roku Lawsuit |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Number of patents allegedly infringed upon | inter_partes_review |  |  |  |  |  |  |  | 2 |
Pending litigation | Roku Lawsuit |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Number of patents allegedly infringed upon |  |  |  | 9 |  |  |  |  |
Number of patent families |  |  |  | 4 |  |  |  |  |
Pending litigation | Roku, TCL, Hisense, and Funai Patent Infringement - ITC Matter |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Number of patents allegedly infringed upon |  |  | 5 |  |  |  |  |  |
Pending litigation | TLC Hisense and Funai - ITC Matter |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Number of patents allegedly infringed upon |  |  | 6 |  |  |  |  |  |
Pending litigation | Roku- ITC Matter |  |  |  |  |  |  |  |  |
Contingencies [Line Items] |  |  |  |  |  |  |  |  |
Number of patents allegedly infringed upon |  | 2 |  |  | 2 |  |  |  |
Number of patents not infringed | 1 |  |  |  |  |  |  |  |

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