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Segment Information Segment - Market Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 28, 2019 | Jun. 29, 2018 | Jun. 28, 2019 | Jun. 29, 2018
Revenue from External Customer [Line Items] |  |  |  |  |
Net Revenue | [1] | $ 84,865 | $ 99,160 | $ 164,971 | $ 189,287
Service Provider [Member] |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |
Net Revenue |  | 43,438 | 54,142 | 87,650 | 106,359
Broadcast and Media [Member] |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |
Net Revenue |  | $ 41,427 | $ 45,018 | $ 77,321 | $ 82,928
[1] | Revenue is attributed to countries based on the location of the customer.

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