Revenue (Schedule of Net Revenue Disaggregated by Geographical Region and Sales Channel) (Details) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 29, 2025		Jun. 30, 2024		Jun. 29, 2025		Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	$ 170,532		$ 143,900		$ 332,592		$ 308,486
Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		15,491		19,934		33,431		47,730
Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		155,041		123,966		299,161		260,756
NETGEAR for Business
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	82,621		59,867		161,812		128,490
NETGEAR for Business | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		238		202		508		445
NETGEAR for Business | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		82,383		59,665		161,304		128,045
Home Networking
Disaggregation of Revenue [Line Items]
Total net revenue		67,503	[1]	59,701	[1],[2]	128,890	[1]	126,925	[2]
Home Networking | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		942		2,008		1,661		6,623
Home Networking | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		66,561		57,693		127,229		120,302
Mobile
Disaggregation of Revenue [Line Items]
Total net revenue		20,408	[1]	24,332	[1],[2]	41,890	[1]	53,071	[2]
Mobile | Service provider
Disaggregation of Revenue [Line Items]
Total net revenue		14,311		17,724		31,262		40,662
Mobile | Non-service provider
Disaggregation of Revenue [Line Items]
Total net revenue		6,097		6,608		10,628		12,409
Americas
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	116,279		95,503		224,040		205,431
Americas | NETGEAR for Business
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	41,690		29,221		82,171		61,154
Americas | Home Networking
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	61,737		50,518		114,276		106,249
Americas | Mobile
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	12,852		15,764		27,593		38,028
EMEA
Disaggregation of Revenue [Line Items]
Total net revenue	[1],[3]	34,375		27,355		66,504		58,542
EMEA | NETGEAR for Business
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	26,948		18,397		51,287		41,574
EMEA | Home Networking
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	2,717		3,886		7,899		8,921
EMEA | Mobile
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	4,710		5,072		7,318		8,047
APAC
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	19,878		21,042		42,048		44,513
APAC | NETGEAR for Business
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	13,983		12,249		28,354		25,762
APAC | Home Networking
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	3,049		5,297		6,715		11,755
APAC | Mobile
Disaggregation of Revenue [Line Items]
Total net revenue	[1]	$ 2,846		$ 3,496		$ 6,979		$ 6,996

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

[2] Financial information for the Mobile segment and Home Networking segment in the prior year period were recast to conform to the current reportable segment structure.

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