Segment Information Schedule of Net Revenue from Service Provider Customers by Segment (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Oct. 01, 2017	Jul. 02, 2017	Apr. 02, 2017	Dec. 31, 2016	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Dec. 31, 2017	Dec. 31, 2016		Dec. 31, 2015
Segment Reporting Information [Line Items]
Net revenue	$ 397,057	$ 355,483	$ 330,723	$ 323,657	$ 367,929	$ 338,458	$ 311,655	$ 310,256	$ 1,406,920	$ 1,328,298		$ 1,300,695
Arlo [Member]
Segment Reporting Information [Line Items]
Net revenue									378,413	188,469	[1]	91,636	[1]
Connected Home [Member]
Segment Reporting Information [Line Items]
Net revenue									762,069	844,818	[1]	937,215	[1]
SMB [Member]
Segment Reporting Information [Line Items]
Net revenue									266,438	295,011	[1]	271,844	[1]
Service Provider [Member]
Segment Reporting Information [Line Items]
Net revenue									214,249	273,913		421,482
Service Provider [Member] | Arlo [Member]
Segment Reporting Information [Line Items]
Net revenue									20,795	19,758		18,585
Service Provider [Member] | Connected Home [Member]
Segment Reporting Information [Line Items]
Net revenue									190,186	249,980		395,900
Service Provider [Member] | SMB [Member]
Segment Reporting Information [Line Items]
Net revenue									$ 3,268	$ 4,175		$ 6,997

[1] Prior year financial information for each reportable segment has been recast to conform to the current reportable segment structure effective on January 1, 2017.