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Revenue (Schedule of Net Revenue Disaggregated by Geographical Region and Sales Channel) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 28, 2020 | Jun. 30, 2019 | Jun. 28, 2020 | Jun. 30, 2019
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | $ 280,052 | $ 230,852 | $ 510,015 | $ 479,934
Service provider |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 45,023 | 27,823 | 72,507 | 66,117
Non-service provider |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 235,029 | 203,029 | 437,508 | 413,817
Connected Home |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 230,017 | 167,495 | 394,680 | 336,860
Connected Home | Service provider |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 44,152 | 26,901 | 70,839 | 63,719
Connected Home | Non-service provider |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 185,865 | 140,594 | 323,841 | 273,141
SMB |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 50,035 | 63,357 | 115,335 | 143,074
SMB | Service provider |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 871 | 922 | 1,668 | 2,398
SMB | Non-service provider |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 49,164 | 62,435 | 113,667 | 140,676
Americas |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 202,246 | 157,170 | 360,436 | 305,199
Americas | Connected Home |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 179,810 | 131,669 | 308,974 | 245,356
Americas | SMB |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 22,436 | 25,501 | 51,462 | 59,843
EMEA |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 48,359 | 43,091 | 90,507 | 100,054
EMEA | Connected Home |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 31,203 | 17,526 | 49,174 | 43,216
EMEA | SMB |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 17,156 | 25,565 | 41,333 | 56,838
APAC |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 29,447 | 30,591 | 59,072 | 74,681
APAC | Connected Home |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | 19,004 | 18,300 | 36,532 | 48,288
APAC | SMB |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net revenue | $ 10,443 | $ 12,291 | $ 22,540 | $ 26,393

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