Revenue (Schedule of Net Revenue Disaggregated by Geographical Region and Sales Channel) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	$ 197,845	$ 249,587	$ 552,166	$ 683,369
Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		32,622	41,619	71,773	96,059
Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		165,223	207,968	480,393	587,310
Connected Home
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	127,335	150,581	328,487	409,787
Connected Home | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		32,403	40,448	71,346	92,544
Connected Home | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		94,932	110,133	257,141	317,243
SMB
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	70,510	99,006	223,679	273,582
SMB | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		219	1,171	427	3,515
SMB | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		70,291	97,835	223,252	270,067
Americas
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	141,018	169,360	379,551	458,036
Americas | Connected Home
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	104,695	120,168	266,379	327,372
Americas | SMB
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	36,323	49,192	113,172	130,664
EMEA
Disaggregation of Revenue [Line Items]
Total net revenue	[1],[2]	35,684	44,827	111,023	126,643
EMEA | Connected Home
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	10,898	12,545	34,279	34,230
EMEA | SMB
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	24,786	32,282	76,744	92,413
APAC
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	21,143	35,400	61,592	98,690
APAC | Connected Home
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	11,742	17,868	27,829	48,185
APAC | SMB
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	$ 9,401	$ 17,532	$ 33,763	$ 50,505

[1] No individual foreign country represented more than 10% of the Company's total net revenue in the periods presented.

[2] No individual foreign country represented more than 10% of the Company's total net revenue in the periods presented.