    <SEC-DOCUMENT>0000950170-24-119012-index.html : 20241030
    <SEC-HEADER>0000950170-24-119012.hdr.sgml : 20241030
    <ACCEPTANCE-DATETIME>20241030161712
    ACCESSION NUMBER:		0000950170-24-119012
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		13
    CONFORMED PERIOD OF REPORT:	20241024
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20241030
    DATE AS OF CHANGE:		20241030

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			NETGEAR, INC.
    		CENTRAL INDEX KEY:			0001122904
    		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
    		ORGANIZATION NAME:           	04 Manufacturing
    		IRS NUMBER:				770419172
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-50350
    		FILM NUMBER:		241410580

    	BUSINESS ADDRESS:
    		STREET 1:		350 EAST PLUMERIA DRIVE
    		CITY:			SAN JOSE
    		STATE:			CA
    		ZIP:			95134
    		BUSINESS PHONE:		4089078000

    	MAIL ADDRESS:
    		STREET 1:		350 EAST PLUMERIA DRIVE
    		CITY:			SAN JOSE
    		STATE:			CA
    		ZIP:			95134

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	NETGEAR, INC
    		DATE OF NAME CHANGE:	20060828

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	NETGEAR INC
    		DATE OF NAME CHANGE:	20000828
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>ntgr-20241024.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: ntgr-20241024.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>ntgr-ex99_1.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: ntgr-ex99_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>img52882324_0.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: img52882324_0.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>4
    <FILENAME>ntgr-20241024.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT
    <TEXT>
    Document 4 - file: ntgr-20241024.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>6
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 6 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>7
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 7 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>8
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 8 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>9
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 9 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>11
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 11 - file: FilingSummary.html

    Document 11 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>13
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 13 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>14
    <FILENAME>0000950170-24-119012-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 14 - file: 0000950170-24-119012-xbrl.zip

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>ntgr-20241024_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: ntgr-20241024_htm.html

    Document 15 - RAW XML: ntgr-20241024_htm.xml

    </DOCUMENT>
    </SEC-DOCUMENT>