Revenue Recognition (Schedule of Net Revenue Disaggregated by Geographical Region and Sales Channel) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2018	Apr. 02, 2017	[1]
Disaggregation of Revenue [Line Items]
Total net revenue	$ 344,973	$ 323,657
Service provider
Disaggregation of Revenue [Line Items]
Total net revenue	51,247	55,960
Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue	293,726	267,697
Americas
Disaggregation of Revenue [Line Items]
Total net revenue	233,620	211,629
EMEA
Disaggregation of Revenue [Line Items]
Total net revenue	66,629	58,445
APAC
Disaggregation of Revenue [Line Items]
Total net revenue	44,724	53,583
Arlo
Disaggregation of Revenue [Line Items]
Total net revenue	96,209	60,712
Arlo | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue	8,387	1,977
Arlo | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue	87,822	58,735
Arlo | Americas
Disaggregation of Revenue [Line Items]
Total net revenue	71,000	42,672
Arlo | EMEA
Disaggregation of Revenue [Line Items]
Total net revenue	18,741	12,470
Arlo | APAC
Disaggregation of Revenue [Line Items]
Total net revenue	6,468	5,570
Connected Home
Disaggregation of Revenue [Line Items]
Total net revenue	177,781	194,361
Connected Home | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue	41,797	53,193
Connected Home | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue	135,984	141,168
Connected Home | Americas
Disaggregation of Revenue [Line Items]
Total net revenue	131,604	136,204
Connected Home | EMEA
Disaggregation of Revenue [Line Items]
Total net revenue	21,428	22,002
Connected Home | APAC
Disaggregation of Revenue [Line Items]
Total net revenue	24,749	36,155
SMB
Disaggregation of Revenue [Line Items]
Total net revenue	70,983	68,584
SMB | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue	1,063	790
SMB | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue	69,920	67,794
SMB | Americas
Disaggregation of Revenue [Line Items]
Total net revenue	31,016	32,753
SMB | EMEA
Disaggregation of Revenue [Line Items]
Total net revenue	26,460	23,973
SMB | APAC
Disaggregation of Revenue [Line Items]
Total net revenue	$ 13,507	$ 11,858

[1] As noted above, prior period amounts have not been adjusted under the modified retrospective method.