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Commitments and Contingencies (Details) |  |  |  |  |  |  |  |  |  |  |  |  | 1 Months Ended | 6 Months Ended |
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Apr. 10, 2020 patent | Jun. 21, 2019 patent | May 14, 2019 patent | Sep. 14, 2018 patent | Jul. 18, 2018 patent | Jan. 03, 2018 decision | Dec. 21, 2017 decision | Jul. 14, 2017 patent | Apr. 19, 2017 patent | Aug. 26, 2016 petition defendant | Jul. 01, 2015 patent | Aug. 22, 2014 patent | Feb. 08, 2019 case | Jun. 28, 2020 USD ($) claim patent case | Apr. 24, 2020 claim
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of days for non-cancellation of purchase obligations prior to expected shipment date |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 days |
Non-cancelable purchase commitments with suppliers | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 124,400,000 |
Long-term, non-cancellable purchase commitments | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,800,000 |
Liabilities recorded for director and officer indemnification agreements | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
Liabilities recorded for customers, distributors, and resellers indemnification agreements | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
Liabilities for executive's employment agreements | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |
Change in control and severance agreements, Termination benefit available term description |  |  |  |  |  |  |  |  |  |  |  |  |  | one month prior to or 12 months following a change in control |
Annual base salary and target annual bonus multiple for cash severance |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |
Period of health benefits continuation subsequent to change of company control (in months) |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 months |
Percentage of excise tax rate under Section 4999 of tax code |  |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% |
Number of existing cases and proceedings that the Company currently believes are liking to have a material adverse effect on its financial position | claim | claim |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
The future length the Company currently considered regarding existing cases and proceedings that are likely to have a material adverse effect on it (in months) |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 months |
Number of class action lawsuits | case |  |  |  |  |  |  |  |  |  |  |  |  | 6 |  |
Netgear and Arlo |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of class action lawsuits | case |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  |
NETGEAR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of class action lawsuits | case |  |  |  |  |  |  |  |  |  |  |  |  | 5 |  |
Arlo |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of class action lawsuits | case |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |
Via Vadis v. NETGEAR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents accused of infringing upon |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |
Chrismar Systems vs. NETGEAR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents accused of infringing upon |  |  |  |  |  |  |  |  |  |  | 4 |  |  |  |
Number of active cases the suing company has | case |  |  |  |  |  |  |  |  |  |  |  |  |  | 40 |
Number of defendants | defendant |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |
Number of Final Written Decisions | decision |  |  |  |  |  | 2 | 4 |  |  |  |  |  |  |  |
Period post Final Written Decision to seek rehearing |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 days |
Period post Final Written Decision to file appeal |  |  |  |  |  |  |  |  |  |  |  |  |  | 63 days |
Number of new claims court allowed to pursue | claim |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2
Chrismar Systems vs. NETGEAR | Juniper |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of inter partes reviews for resolution | petition |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |
Vivato v. NETGEAR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents under litigation |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |
Hera Wireless v. NETGEAR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents accused of infringing upon |  |  |  | 6 | 3 |  |  | 3 |  |  |  |  |  | 9 |
Number of patents claims canceled |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |
China Patent Matters- Beijing and Heifei Municipalities [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents accused of infringing upon | 3 |  | 2 |  |  |  |  |  |  |  |  |  |  |  |
Aegis 11 S.A. v. NETGEAR [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents accused of infringing upon |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |
Chief Executive Officer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Period of health benefits continuation (in months) |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 months |
Accelerated vesting period, unvested equity awards (in months) |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 months |
Annual base salary and target annual bonus multiple for cash severance |  |  |  |  |  |  |  |  |  |  |  |  |  | 200.00% |
Period of health benefits continuation subsequent to change of company control (in months) |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 months |
46 to 60 Days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of cancelable orders |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |
31 to 45 Days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of cancelable orders |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |
Minimum | 46 to 60 Days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Required notice period prior to expected shipment date |  |  |  |  |  |  |  |  |  |  |  |  |  | 46 days |
Minimum | 31 to 45 Days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Required notice period prior to expected shipment date |  |  |  |  |  |  |  |  |  |  |  |  |  | 31 days |
Maximum | 46 to 60 Days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Required notice period prior to expected shipment date |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 days |
Maximum | 31 to 45 Days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Required notice period prior to expected shipment date |  |  |  |  |  |  |  |  |  |  |  |  |  | 45 days |

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