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Acquisitions Acquisitions (Intangible Assets Acquired as Part of Business Combination) (Details) - USD ($) $ in Thousands |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 18, 2021 | Jul. 02, 2021 | Dec. 08, 2019 | Aug. 23, 2019 | Dec. 31, 2021 | Dec. 31, 2020
Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  |  |  | 6 months |
Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  |  |  | 10 years |
Existing technology | Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  |  |  | 3 years | 3 years
Existing technology | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  |  |  | 10 years | 10 years
Customer contracts and contractual relationships | Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  |  |  | 6 months | 6 months
Customer contracts and contractual relationships | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  |  |  | 10 years | 10 years
AnalogX, Inc. |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  | $ 10,600 |  |  |  |
Indefinite-lived intangible assets acquired |  | 3,800 |  |  |  |
AnalogX, Inc. | Existing technology |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  | $ 6,300 |  |  |  |
Identified intangible assets assumed, weighted-average useful life |  | 5 years |  |  |  |
AnalogX, Inc. | Customer contracts and contractual relationships |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  | $ 500 |  |  |  |
Identified intangible assets assumed, weighted-average useful life |  | 2 years |  |  |  |
AnalogX, Inc. | In-process research and development | Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  | 3 years |  |  |  |
AnalogX, Inc. | In-process research and development | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  | 5 years |  |  |  |
PLDA Group |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed | $ 28,800 |  |  |  |  |
Indefinite-lived intangible assets acquired | 7,400 |  |  |  |  |
PLDA Group | Existing technology |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed | $ 20,400 |  |  |  |  |
PLDA Group | Existing technology | Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed, weighted-average useful life | 3 years |  |  |  |  |
PLDA Group | Existing technology | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed, weighted-average useful life | 5 years |  |  |  |  |
PLDA Group | Customer contracts and contractual relationships |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed | $ 1,000 |  |  |  |  |
Identified intangible assets assumed, weighted-average useful life | 2 years |  |  |  |  |
PLDA Group | In-process research and development | Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) | 3 years |  |  |  |  |
PLDA Group | In-process research and development | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) | 5 years |  |  |  |  |
Northwest Logic |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  |  | $ 8,800 |  |
Northwest Logic | Existing technology |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  |  | $ 8,100 |  |
Identified intangible assets assumed, weighted-average useful life |  |  |  | 5 years |  |
Northwest Logic | Customer contracts and contractual relationships |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  |  | $ 400 |  |
Identified intangible assets assumed, weighted-average useful life |  |  |  | 2 years |  |
Northwest Logic | Customer backlog |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  |  | $ 300 |  |
Identified intangible assets assumed, weighted-average useful life |  |  |  | 6 months |  |
Silicon IP and Business Protocols Business from Verimatrix |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  | $ 23,500 |  |  |
Indefinite-lived intangible assets acquired |  |  | 1,000 |  |  |
Silicon IP and Business Protocols Business from Verimatrix | Existing technology |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  | $ 21,600 |  |  |
Silicon IP and Business Protocols Business from Verimatrix | Existing technology | Minimum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed, weighted-average useful life |  |  | 3 years |  |  |
Silicon IP and Business Protocols Business from Verimatrix | Existing technology | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed, weighted-average useful life |  |  | 5 years |  |  |
Silicon IP and Business Protocols Business from Verimatrix | Customer contracts and contractual relationships |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Identified intangible assets assumed |  |  | $ 900 |  |  |
Identified intangible assets assumed, weighted-average useful life |  |  | 5 years |  |  |
Silicon IP and Business Protocols Business from Verimatrix | In-process research and development | Maximum |  |  |  |  |  |
Identified intangible assets assumed in the acquisitions |  |  |  |  |  |
Useful life (in years) |  |  | 5 years |  |  |

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