<SEC-DOCUMENT>0001193125-23-177593.txt : 20230628
<SEC-HEADER>0001193125-23-177593.hdr.sgml : 20230628
<ACCEPTANCE-DATETIME>20230628170551
ACCESSION NUMBER:		0001193125-23-177593
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20230628
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:		20230628
DATE AS OF CHANGE:		20230628

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADTRAN Holdings, Inc.
		CENTRAL INDEX KEY:			0000926282
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				872164282
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41446
		FILM NUMBER:		231053072

	BUSINESS ADDRESS:	
		STREET 1:		901 EXPLORER BLVD
		CITY:			HUNTSVILLE
		STATE:			AL
		ZIP:			35806
		BUSINESS PHONE:		256-963-8220

	MAIL ADDRESS:	
		STREET 1:		901 EXPLORER BLVD
		CITY:			HUNTSVILLE
		STATE:			AL
		ZIP:			35806

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ADTRAN INC
		DATE OF NAME CHANGE:	19940705
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d444422d8k.htm
<DESCRIPTION>8-K
<TEXT>
<XBRL>
<?xml version="1.0" encoding="utf-8" ?>
<html xmlns:dei="http://xbrl.sec.gov/dei/2022" xmlns:us-types="http://fasb.org/us-types/2022" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:adtn="http://www.adtran.com/20230628" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:ix="http://www.xbrl.org/2013/inlineXBRL" xmlns:ixt="http://www.xbrl.org/inlineXBRL/transformation/2015-02-26" xmlns:ixt-sec="http://www.sec.gov/inlineXBRL/transformation/2015-08-31" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>8-K</title>
<meta http-equiv="Content-Type" content="text/html" />
</head>
   <body><div style="display:none"> <ix:header> <ix:hidden> <ix:nonNumeric name="dei:AmendmentFlag" contextRef="duration_2023-06-28_to_2023-06-28">false</ix:nonNumeric> <ix:nonNumeric id="Hidden_dei_EntityCentralIndexKey" name="dei:EntityCentralIndexKey" contextRef="duration_2023-06-28_to_2023-06-28">0000926282</ix:nonNumeric> </ix:hidden> <ix:references> <link:schemaRef xlink:type="simple" xlink:href="adtn-20230628.xsd" xlink:arcrole="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase"></link:schemaRef> </ix:references> <ix:resources> <xbrli:context id="duration_2023-06-28_to_2023-06-28"> <xbrli:entity> <xbrli:identifier scheme="http://www.sec.gov/CIK">0000926282</xbrli:identifier> </xbrli:entity> <xbrli:period> <xbrli:startDate>2023-06-28</xbrli:startDate> <xbrli:endDate>2023-06-28</xbrli:endDate> </xbrli:period> </xbrli:context> </ix:resources> </ix:header> </div> <div style="text-align:center"> <div style="width:8.5in;text-align:left;margin-left: auto;margin-right: auto"> <p style="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&#160;</p> <p style="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&#160;</p> <p style="margin-top:4pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman;font-weight:bold;text-align:center">UNITED STATES</p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman;font-weight:bold;text-align:center">SECURITIES AND EXCHANGE COMMISSION</p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman;font-weight:bold;text-align:center">WASHINGTON, D.C. 20549</p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p> <div style="text-align:center"> <p style="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%;text-align:center;margin-left: auto;margin-right: auto">&#160;</p></div> <p style="margin-top:10pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman;font-weight:bold;text-align:center">FORM <span style="white-space:nowrap"><ix:nonNumeric name="dei:DocumentType" contextRef="duration_2023-06-28_to_2023-06-28">8-K</ix:nonNumeric></span></p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p> <div style="text-align:center"> <p style="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%;text-align:center;margin-left: auto;margin-right: auto">&#160;</p></div> <p style="margin-top:10pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman;font-weight:bold;text-align:center">CURRENT REPORT</p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman;font-weight:bold;text-align:center">Pursuant to Section&#160;13 or 15(d)</p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman;font-weight:bold;text-align:center">of the Securities Exchange Act of 1934</p> <p style="margin-top:10pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman;font-weight:bold;text-align:center">Date of Report (Date of earliest event reported): <ix:nonNumeric name="dei:DocumentPeriodEndDate" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt:datemonthdayyearen">June&#160;28, 2023</ix:nonNumeric></p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p> <div style="text-align:center"> <p style="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%;text-align:center;margin-left: auto;margin-right: auto">&#160;</p></div> <p style="margin-top:10pt; margin-bottom:0pt; font-size:24pt; font-family:Times New Roman;font-weight:bold;text-align:center"><ix:nonNumeric name="dei:EntityRegistrantName" contextRef="duration_2023-06-28_to_2023-06-28">ADTRAN Holdings, Inc.</ix:nonNumeric></p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center">(Exact name of Registrant as Specified in Its Charter)</p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p> <div style="text-align:center"> <p style="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%;text-align:center;margin-left: auto;margin-right: auto">&#160;</p></div> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table cellspacing="0" cellpadding="0" style="border-collapse:collapse; font-family:Times New Roman; font-size:8pt;width:100%;border:0;margin:0 auto">
<tr>
<td style="width:34%"></td>
<td style="vertical-align:bottom"></td>
<td style="width:32%"></td>
<td style="vertical-align:bottom;width:1%"></td>
<td style="width:32%"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style=" text-align: center;margin:auto; vertical-align:top"><span style="font-weight:bold"><ix:nonNumeric name="dei:EntityIncorporationStateCountryCode" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:stateprovnameen">Delaware</ix:nonNumeric></span></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"><span style="font-weight:bold"><span style="white-space:nowrap"><ix:nonNumeric name="dei:EntityFileNumber" contextRef="duration_2023-06-28_to_2023-06-28">001-41446</ix:nonNumeric></span></span></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"><span style="font-weight:bold"><span style="white-space:nowrap"><ix:nonNumeric name="dei:EntityTaxIdentificationNumber" contextRef="duration_2023-06-28_to_2023-06-28">87-2164282</ix:nonNumeric></span></span></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<td style=" text-align: center;margin:auto; vertical-align:top"> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">(State or Other Jurisdiction</p> <p style="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">of Incorporation)</p></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">(Commission</p> <p style="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">File Number)</p></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">(IRS Employer</p> <p style="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">Identification No.)</p></td></tr></table> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table cellspacing="0" cellpadding="0" style="border-collapse:collapse; font-family:Times New Roman; font-size:10pt;width:100%;border:0;margin:0 auto">
<tr>
<td style="width:50%"></td>
<td style="vertical-align:bottom;width:1%"></td>
<td style="width:48%"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style=" text-align: center;margin:auto; vertical-align:bottom"> <p style="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center"><ix:nonNumeric name="dei:EntityAddressAddressLine1" contextRef="duration_2023-06-28_to_2023-06-28">901 Explorer Boulevard</ix:nonNumeric></p> <p style="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center"><ix:nonNumeric name="dei:EntityAddressCityOrTown" contextRef="duration_2023-06-28_to_2023-06-28">Huntsville</ix:nonNumeric>, <ix:nonNumeric name="dei:EntityAddressStateOrProvince" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:stateprovnameen">Alabama</ix:nonNumeric></p></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:bottom"><span style="font-weight:bold"><ix:nonNumeric name="dei:EntityAddressPostalZipCode" contextRef="duration_2023-06-28_to_2023-06-28">35806-2807</ix:nonNumeric></span></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<td style=" text-align: center;margin:auto; vertical-align:top"><span style="font-weight:bold">(Address of Principal Executive Offices)</span></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"><span style="font-weight:bold">(Zip Code)</span></td></tr></table> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center">Registrant&#8217;s Telephone Number, Including Area Code: <ix:nonNumeric name="dei:CityAreaCode" contextRef="duration_2023-06-28_to_2023-06-28">(256)</ix:nonNumeric> <span style="white-space:nowrap"><ix:nonNumeric name="dei:LocalPhoneNumber" contextRef="duration_2023-06-28_to_2023-06-28">963-8000</ix:nonNumeric></span></p> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center">Not Applicable</p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">(Former Name or Former Address, if Changed Since Last Report)</p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p> <div style="text-align:center"> <p style="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%;text-align:center;margin-left: auto;margin-right: auto">&#160;</p></div> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Check the appropriate box below if the Form <span style="white-space:nowrap">8-K</span> filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):</p> <p style="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table style="border-collapse:collapse; font-family:Times New Roman; font-size:10pt;border:0;width:100%" cellpadding="0" cellspacing="0">
<tr style="page-break-inside:avoid">
<td style="width:4%;vertical-align:top"><ix:nonNumeric name="dei:WrittenCommunications" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:boolballotbox">&#9744;</ix:nonNumeric></td>
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</p></td></tr></table> <p style="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table style="border-collapse:collapse; font-family:Times New Roman; font-size:10pt;border:0;width:100%" cellpadding="0" cellspacing="0">
<tr style="page-break-inside:avoid">
<td style="width:4%;vertical-align:top"><ix:nonNumeric name="dei:SolicitingMaterial" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:boolballotbox">&#9744;</ix:nonNumeric></td>
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left">Soliciting material pursuant to Rule <span style="white-space:nowrap">14a-12</span> under the Exchange Act (17 CFR <span style="white-space:nowrap">240.14a-12)</span></p></td></tr></table> <p style="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table style="border-collapse:collapse; font-family:Times New Roman; font-size:10pt;border:0;width:100%" cellpadding="0" cellspacing="0">
<tr style="page-break-inside:avoid">
<td style="width:4%;vertical-align:top"><ix:nonNumeric name="dei:PreCommencementTenderOffer" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:boolballotbox">&#9744;</ix:nonNumeric></td>
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"><span style="white-space:nowrap">Pre-commencement</span> communications pursuant to Rule <span style="white-space:nowrap">14d-2(b)</span> under the Exchange Act (17 CFR <span style="white-space:nowrap">240.14d-2(b))</span></p></td></tr></table> <p style="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table style="border-collapse:collapse; font-family:Times New Roman; font-size:10pt;border:0;width:100%" cellpadding="0" cellspacing="0">
<tr style="page-break-inside:avoid">
<td style="width:4%;vertical-align:top"><ix:nonNumeric name="dei:PreCommencementIssuerTenderOffer" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:boolballotbox">&#9744;</ix:nonNumeric></td>
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:left"><span style="white-space:nowrap">Pre-commencement</span> communications pursuant to Rule <span style="white-space:nowrap">13e-4(c)</span> under the Exchange Act (17 CFR <span style="white-space:nowrap">240.13e-4(c))</span></p></td></tr></table> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Securities registered pursuant to Section&#160;12(b) of the Act:</p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table cellspacing="0" cellpadding="0" style="border-collapse:collapse; font-family:Times New Roman; font-size:8pt;width:100%;border:0;margin:0 auto">
<tr>
<td style="width:34%"></td>
<td style="vertical-align:bottom"></td>
<td style="width:32%"></td>
<td style="vertical-align:bottom;width:1%"></td>
<td style="width:32%"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<td style=" text-align: center;margin:auto; border-bottom:1.00pt solid #000000;vertical-align:bottom;white-space:nowrap"> <p style="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">Title of each class</p></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; border-bottom:1.00pt solid #000000;vertical-align:bottom"> <p style="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">Trading<br />Symbol</p></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; border-bottom:1.00pt solid #000000;vertical-align:bottom"> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">Name of exchange</p> <p style="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">on which registered</p></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style=" text-align: center;margin:auto; vertical-align:top"><ix:nonNumeric name="dei:Security12bTitle" contextRef="duration_2023-06-28_to_2023-06-28">Common Stock, Par Value $0.01</ix:nonNumeric></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"><ix:nonNumeric name="dei:TradingSymbol" contextRef="duration_2023-06-28_to_2023-06-28">ADTN</ix:nonNumeric></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"><ix:nonNumeric name="dei:SecurityExchangeName" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:exchnameen">The NASDAQ Global Select Market</ix:nonNumeric></td></tr></table> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (&#167;&#160;230.405 of this chapter) or Rule <span style="white-space:nowrap">12b-2</span> of the Securities Exchange Act of 1934 <span style="white-space:nowrap">(&#167;&#160;240.12b-2</span> of this chapter).</p> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;text-align:right">Emerging growth company&#160;&#160;<ix:nonNumeric name="dei:EntityEmergingGrowthCompany" contextRef="duration_2023-06-28_to_2023-06-28" format="ixt-sec:boolballotbox">&#9744;</ix:nonNumeric>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</p> <p style="margin-top:10pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section&#160;13(a) of the Exchange Act.&#160;&#160;&#9744;</p> <p style="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&#160;</p> <p style="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&#160;</p> <p style="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&#160;</p></div></div>

<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<hr style="color:#999999;height:3px;width:100%" />

<div style="text-align:center"><div style="width:8.5in;text-align:left;margin-left: auto;margin-right: auto">

<table style="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border:0;width:100%" cellpadding="0" cellspacing="0">
<tr style="page-break-inside:avoid">
<td style="width:11%;vertical-align:top" align="left"><span style="font-weight:bold">Item&#160;5.02</span></td>
<td align="left" style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:left">Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. </p></td></tr></table> <p style="margin-top:6pt; margin-bottom:0pt; text-indent:9%; font-size:10pt; font-family:Times New Roman;font-weight:bold"><span style="font-style:italic">Consulting Agreement with Michael Foliano </span></p> <p style="margin-top:6pt; margin-bottom:0pt; text-indent:9%; font-size:10pt; font-family:Times New Roman">As previously disclosed by ADTRAN Holdings, Inc. (the &#8220;Company&#8221;), Michael Foliano, the former Senior Vice President of Finance and Chief Financial Officer of the Company, notified the Company of his intent to retire, effective June&#160;28, 2023 (the &#8220;Departure Date&#8221;). On June&#160;28, 2023, ADTRAN, Inc., a wholly-owned subsidiary of the Company (&#8220;ADTRAN, Inc.&#8221;), entered into a consulting agreement (the &#8220;Consulting Agreement&#8221;) with Mr.&#160;Foliano, pursuant to which Mr.&#160;Foliano will continue to provide strategic and operational consulting services to ADTRAN, Inc. and its affiliates from July&#160;1, 2023 through June&#160;30, 2024 (subject to earlier termination). Under the Consulting Agreement, ADTRAN, Inc. will pay Mr.&#160;Foliano a consulting fee at a rate of $220 per hour and reimburse him for any reasonable expenses incurred in connection with the provision of his services. The Consulting Agreement also contains customary confidentiality provisions. In addition, in connection with Mr.&#160;Foliano&#8217;s retirement, the Compensation Committee of the Board of Directors of the Company approved (i)&#160;the accelerated vesting of Mr.&#160;Foliano&#8217;s outstanding 36,952 unvested restricted stock units on the Departure Date and (ii)&#160;the extension of the exercise period of Mr.&#160;Foliano&#8217;s vested stock options to purchase a total of 52,303 shares of the Company&#8217;s common stock until the end of each respective option&#8217;s term. </p> <p style="margin-top:12pt; margin-bottom:0pt; text-indent:9%; font-size:10pt; font-family:Times New Roman">The foregoing description of the Consulting Agreement is not complete and is qualified in its entirety by reference to the full text of such agreement, a copy of which is filed herewith as Exhibit 10.1 and is incorporated herein by reference. </p> <p style="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table style="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;border:0;width:100%" cellpadding="0" cellspacing="0">
<tr style="page-break-inside:avoid">
<td style="width:11%;vertical-align:top" align="left"><span style="font-weight:bold">Item&#160;9.01</span></td>
<td align="left" style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:left">Financial Statements and Exhibits </p></td></tr></table> <p style="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">(d) <span style="text-decoration:underline">Exhibits</span>. The following exhibits are filed with this report: </p> <p style="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table cellspacing="0" cellpadding="0" style="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;width:100%;border:0;margin:0 auto">


<tr>

<td></td>

<td style="vertical-align:bottom;width:5%"></td>
<td style="width:92%"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<td style="vertical-align:bottom;white-space:nowrap" align="center"> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">Exhibit</p> <p style="margin-top:0pt; margin-bottom:1pt; border-bottom:1.00pt solid #000000; display:inline-block; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">&#160;&#160;&#160;&#160;No.&#160;&#160;&#160;&#160;</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="vertical-align:bottom;white-space:nowrap"> <p style=" margin-top:0pt ; margin-bottom:0pt; border-bottom:1.00pt solid #000000; display:table-cell; font-size:8pt; font-family:Times New Roman;font-weight:bold">Description</p></td></tr>


<tr style="font-size:1pt">
<td style="height:6pt"></td>
<td style="height:6pt" colspan="2"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top;white-space:nowrap">10.1</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="vertical-align:top"><a href="d444422dex101.htm">Consulting Agreement, dated June&#160;28, 2023, by and between ADTRAN, Inc. and Michael Foliano </a></td></tr>
<tr style="font-size:1pt">
<td style="height:6pt"></td>
<td style="height:6pt" colspan="2"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top;white-space:nowrap">104</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="vertical-align:top">Cover Page Interactive Data File - the cover page iXBRL tags are embedded within the Inline XBRL document.</td></tr>
</table>
</div></div>



<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<hr style="color:#999999;height:3px;width:100%" />

<div style="text-align:center"><div style="width:8.5in;text-align:left;margin-left: auto;margin-right: auto">
 <p style="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center">SIGNATURES </p> <p style="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. </p> <p style="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&#160;</p>
<table cellspacing="0" cellpadding="0" style="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt;width:100%;border:0">


<tr>

<td style="width:45%"></td>

<td style="vertical-align:bottom;width:1%"></td>
<td style="width:4%"></td>

<td style="vertical-align:bottom"></td>
<td style="width:3%"></td>

<td style="vertical-align:bottom;width:1%"></td>
<td style="width:45%"></td></tr>


<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:bottom">Date: June&#160;28, 2023</td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom" colspan="3"><span style="font-weight:bold">ADTRAN Holdings, Inc.</span></td></tr>
<tr style="font-size:1pt">
<td style="height:12pt"></td>
<td style="height:12pt" colspan="2"></td>
<td style="height:12pt" colspan="2"></td>
<td style="height:12pt" colspan="2"></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:top">By:</td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"> <p style="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Ulrich Dopfer</p></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">Ulrich Dopfer</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">Chief Financial Officer</td></tr>
</table>
</div></div>

</body></html>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>d444422dex101.htm
<DESCRIPTION>EX-10.1
<TEXT>
<HTML><HEAD>
<TITLE>EX-10.1</TITLE>
</HEAD>
 <BODY BGCOLOR="WHITE">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 10.1 </B></P>
<P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>CONSULTING AGREEMENT </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">This Consulting Agreement (this &#147;<U>Agreement</U>&#148;) is made and entered into on June&nbsp;28,&nbsp;2023, by and between ADTRAN,
Inc., a Delaware corporation (the &#147;<U>Company</U>&#148;), and Michael K. Foliano, a resident of the State of Alabama (&#147;<U>Consultant</U>&#148; and, together with the Company, the &#147;<U>Parties</U>&#148;). </P>
<P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><U>Recitals</U>: </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">A.
Consultant served as the Chief Financial Officer of ADTRAN Holdings, Inc., the corporate parent of the Company (&#147;<U>Holdings</U>&#148;), through April&nbsp;30, 2023 and will continue to be employed by the Company through June&nbsp;28, 2023, at
which time his employment by the Company will terminate. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">B. Consultant has gained valuable expertise regarding the business of the
Company and its affiliates, and the Company desires to avail itself of various consulting services of Consultant following the date of termination of employment. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">C. Subject and pursuant to the terms and conditions of this Agreement, the Company desires that Consultant provide various consulting services
to the Company and its affiliates, and Consultant desires to provide such consulting services as more specifically provided herein. </P>
<P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><U>Agreement</U>: </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>NOW, THEREFORE,</B> in consideration of the foregoing and the covenants and agreements of the Parties set forth in this Agreement and other
good and valuable consideration, the receipt and sufficiency of which is hereby acknowledged, the Parties, intending to be legally bound, agree as follows: </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>1.</B> <B><U>Engagement</U></B>. The Company hereby engages Consultant, and Consultant hereby accepts such engagement with the Company, to
provide certain consulting services to the Company and its affiliates as more specifically described in Section&nbsp;3 hereof, all in accordance with and subject to the terms and conditions set forth in this Agreement. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>2.</B> <B><U>Term</U></B>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) The initial term of this Agreement shall commence on July&nbsp;1, 2023 (the &#147;<U>Effective Date</U>&#148;) and, subject to earlier
termination as provided for in Section&nbsp;2(b) below, shall continue thereafter for a period of one year, through June&nbsp;30, 2024 (the &#147;<U>Term</U>&#148;). The Term of this Agreement may be extended by mutual written agreement of the
Parties. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) Either Party may terminate this Agreement for convenience by providing at least thirty (30)&nbsp;days prior written notice
to the other Party. Either Party may terminate this Agreement for any material breach of this Agreement by the other Party upon ten (10)&nbsp;days prior written notice to the other Party containing the details of the breach, provided the breach
remains uncured at the end of the notice period. </P>
</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) The expiration or termination of this Agreement shall not relieve any Party of any
obligations that may have accrued under this Agreement prior to such expiration or termination or that, by their nature, survive such expiration or termination of this Agreement, including without limitation the terms and conditions of Sections 5
and 6 of this Agreement. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>3.</B> <B><U>Consulting Services; Related Agreements</U></B>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) During the Term, Consultant agrees to provide consulting services in connection with the business of the Company and its affiliates,
including without limitation (i)&nbsp;ongoing strategic and operational initiatives, (ii)&nbsp;transition of matters performed by Consultant during the course of Consultant&#146;s prior employment with the Company, and (iii)&nbsp;other matters
relating to the Company and its affiliates as may be reasonably requested by the Chief Executive Officer of Holdings from time to time (collectively, the &#147;<U>Services</U>&#148;). Consultant&#146;s principal contact in connection with such
consulting services shall be the Chief Executive Officer of Holdings. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) During the Term, Consultant agrees: (i)&nbsp;to devote
sufficient time and efforts to performing and providing the Services and all other duties of Consultant described in this Agreement as the Company may request; and (ii)&nbsp;to act in good faith at all times in rendering such Services for and on
behalf of the Company and performing all other duties required of Consultant under this Agreement. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) The Company shall not control the
manner or means by which Consultant performs the Services, including but not limited to the time and place Consultant performs the Services; <U>provided</U>, however, that Consultant shall perform the Services in accordance with all applicable laws,
rules, regulations, standards, policies, procedures and bylaws of all applicable regulatory authorities and all applicable policies and procedures of the Company and Holdings. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(d) The Company shall provide Consultant with access to its premises to the extent necessary for the performance of the Services. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>4.</B> <B><U>Compensation</U></B>. As consideration for the Services rendered by Consultant, during the Term, the Company agrees to
compensate and reimburse Consultant as follows: </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) The Company shall pay Consultant an hourly consulting fee of $220 per hour (the
&#147;<U>Consulting</U><U></U><U>&nbsp;Fee</U>&#148;); <U>provided</U>, however, that the amount of the Consulting Fee may be adjusted from time to time by mutual agreement of the Parties. Consultant will invoice the Company for the Consulting Fee
on a monthly basis, with each invoice describing in reasonable detail the services provided (including the number of hours spent providing such services) during such month. The Company will pay the Consulting Fee set forth in any invoice within
thirty (30)&nbsp;days of receipt of such invoice. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) The Company shall reimburse Consultant for all reasonable expenses incurred in
connection with the provision of the Services upon the presentation of statements of such expenses in accordance with the Company&#146;s policies and procedures now in force or as such policies and procedures may be modified by the Company. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">2 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) It is reasonably anticipated and expected that the level of services to be performed by
Consultant for the Company during the whole of the Term (<I>i.e.</I>, from July&nbsp;1, 2023 through June&nbsp;30, 2024) will not exceed 20% of the average level of bona fide services Consultant performed for the Company and its affiliates over the <FONT
STYLE="white-space:nowrap">36-month</FONT> period immediately preceding the Effective Date. Accordingly, it is the intent of the Parties that a &#147;separation from service&#148; within the meaning of Section&nbsp;409A of the Internal Revenue Code
of 1986, as amended, will occur as a result of Consultant&#146;s transition from employee of the Company to a consultant to the Company as of the Effective Date. Each Party acknowledges and agrees that neither this Agreement nor its termination or
expiration shall in any way limit, expand or otherwise modify the provisions of any compensatory agreements or related arrangements between the Parties. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>5.</B> <B><U>Confidentiality and <FONT STYLE="white-space:nowrap">Non-Disclosure</FONT></U></B>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) Consultant acknowledges that Consultant may, in the course of performing the Services or Consultant&#146;s responsibilities and duties
under this Agreement, be exposed to or otherwise acquire information which is proprietary to or confidential to the Company or its affiliates and their respective employees, representatives or agents. Any and all Confidential Information (as defined
below) in any form (whether oral, written or electronic and regardless of the medium in which it is stored, recorded or maintained) disclosed by the Company or its affiliates to Consultant shall be deemed to be confidential and proprietary
information of the Company. During the Term of this Agreement and thereafter, except as permitted by this Agreement, Consultant (i)&nbsp;shall use such Confidential Information only for the benefit of the Company; (ii)&nbsp;shall hold such
Confidential Information in strict confidence; (iii)&nbsp;shall not disclose any Confidential Information to any third party; (iv)&nbsp;shall not, either directly or indirectly, copy, reproduce, sell, assign, license, market, transfer or otherwise
dispose of, give, provide, disseminate or disclose such Confidential Information to any third party; and (v)&nbsp;shall not, directly or indirectly, use such Confidential Information for any purpose whatsoever other than the provision of the
Services for the benefit of the Company as described in this Agreement. Furthermore, Consultant acknowledges that he has received and, as a consultant to the Company, is subject to the Company&#146;s Policy on Insider Trading. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) Upon expiration or termination of this Agreement or at the Company&#146;s request, Consultant will return to the Company all documents,
papers and other materials or information in Consultant&#146;s possession or under Consultant&#146;s control that contain or relate to the Confidential Information. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) For the purposes hereof, &#147;<U>Confidential Information</U>&#148; shall mean any confidential or proprietary business information
regarding the Company and its affiliates that is the subject of reasonable efforts to maintain its confidentiality and that is not generally known to competitors. Notwithstanding the foregoing, Confidential Information shall not include any
information or data that (i)&nbsp;is now or subsequently is generally available to the public through means other than direct or indirect disclosure by Consultant in violation of the terms of this Agreement or any other agreements or restrictions;
(ii)&nbsp;is lawfully communicated by a third party, free of any confidentiality obligations or restrictions, subsequent to the time of communication thereof by, through or on behalf of the Company; (iii)&nbsp;is required to be disclosed by any
governmental or regulatory authority having jurisdiction or by court order or other legal proceeding; (iv)&nbsp;was known to Consultant prior to disclosure of such information or data and is not subject to any obligation of confidentiality to any
third party; or (v)&nbsp;is subsequently disclosed to Consultant on a <FONT STYLE="white-space:nowrap">non-confidential</FONT> basis by a third party not bound by any obligations of confidentiality with respect to such information. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">3 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(d) Notwithstanding Section&nbsp;5(a) of this Agreement, nothing in this Agreement
prohibits, restricts or impedes Consultant from initiating communications directly with, responding to an inquiry from, providing testimony before, or participating in any investigation or proceeding that may be conducted by, the Securities and
Exchange Commission, the Financial Industry Regulatory Authority, any other self-regulatory organization, or any other federal or state regulatory authority in connection with or relating to any possible securities law violation. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>6.</B> <B><U>Injunction; Disputes</U></B>. Consultant acknowledges that a breach of Section&nbsp;5 hereof will give rise to or cause
irreparable injury or damage to the Company, inadequately compensable by monetary damages alone. Accordingly, the Company may seek and obtain injunctive relief against the breach or threatened breach of the undertakings in Section&nbsp;5, in
addition to any other legal remedies which may be available to the Company at law or otherwise. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>7.</B> <B><U>Relationship of the
Parties</U></B>. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) The Parties intend that the relationship between them created under this Agreement is that of independent
contractors only. Consultant shall not be considered an employee or agent of the Company for any purpose. The Company is interested only in the results obtained from Consultant in connection with the Services performed by Consultant and rendered to
the Company pursuant to this Agreement and the manner and means of performing such Services are subject to Consultant&#146;s sole control. Other than as provided for in this Agreement, the Consultant has no authority to act on behalf of or bind the
Company or any of the Company&#146;s affiliates. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) Without limiting Section&nbsp;7(a), Consultant will not be eligible to participate
in any vacation, group medical or life insurance, disability, profit sharing or retirement benefits or any other fringe benefits or benefit plans offered by the Company to its employees (for purposes of clarity, however, except as provided under
federal law with respect to benefits obtainable by Consultant at Consultant&#146;s sole expense pursuant to COBRA), and the Company will not be responsible for withholding or paying any income, payroll, Social Security or other federal, state or
local taxes, making any insurance contributions, including unemployment or disability, or obtaining worker&#146;s compensation insurance on Consultant&#146;s behalf. Consultant shall be responsible for, and shall indemnify the Company against, all
such taxes or contributions, including penalties and interest. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>8.</B> <B><U>Resignations</U></B>. Consultant agrees to resign,
effective as of the Effective Date, from all: (i)&nbsp;officer positions he holds with the Company and its subsidiaries and affiliates on such date; (ii)&nbsp;memberships he holds on any boards of directors, boards of managers or other governing
boards or bodies of the Company and its subsidiaries and affiliates on such date; and (iii)&nbsp;memberships he holds on any of the committees of any such boards or bodies on such date. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">4 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>9.</B> <B><U>Miscellaneous Provisions</U></B>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) <U>Notices</U>. Any notices and other communications hereunder shall be in writing and shall be deemed to have been given only if and
when: (i)&nbsp;personally delivered; or (ii)&nbsp;three business days after mailing, postage prepaid, by certified mail; or (iii)&nbsp;one business day after being delivered by a nationally recognized, reputable overnight delivery service, addressed
as follows: </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">If to the Company: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">c/o ADTRAN Holdings, Inc. </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">901
Explorer Boulevard </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Huntsville, AL 35806 </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Attention: Chief Executive Officer </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">tom.stanton@adtran.com </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">If to
Consultant: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Executive&#146;s home address most recently on file with the Company </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">or such other address as the Parties may designate by giving notice in accordance with this Section&nbsp;9(a). </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) <U>Further Assurances</U>. Consultant and the Company shall execute and deliver such other instruments and do such other acts as may be
necessary to carry out the intent and purpose of this Agreement. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) <U>Counterparts</U>. This Agreement may be executed in any number of
counterparts. All executed counterparts shall constitute one agreement notwithstanding that all signatories are not signatories to the original or the same counterpart. Executed counterparts delivered by facsimile or electronic mail shall be deemed
originals for all purposes hereof. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(d) <U>Headings</U>. The headings contained in this Agreement are inserted only as a matter of
convenience and in no way define, limit, extend or describe the scope of this Agreement or the intent of any provision hereof. Except where the context otherwise requires, wherever used, the singular shall include the plural, the plural the
singular, the use of any gender shall be applicable to all genders and the word &#147;or&#148; is used in the inclusive sense. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(e)
<U>Entire Agreement</U>. This Agreement contains the entire agreement of the Parties with respect to the subject matter hereof, and supersedes any prior agreement, arrangement or understanding, whether oral or written, between the Parties concerning
the obligations of the Parties hereunder. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(f) <U>Severability</U>. Should any court of competent jurisdiction decide, hold, adjudge or
decree that any provision, clause or term of this Agreement is invalid, void, unreasonable or unenforceable, in whole or in part, such determination shall not affect any other provision or part of this Agreement, and all other provisions of this
Agreement shall remain in full force and effect </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">5 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">
as if such void, unreasonable or unenforceable provision, clause or term (or any part thereof) had not been included herein; <U>provided</U>, however, that (i)&nbsp;any such determination shall
not be deemed to affect the validity or enforceability of this entire Agreement in any other situation or circumstance, and (ii)&nbsp;with respect to any such void, unreasonable or unenforceable provision, clause or term, it is the express intent of
the Parties hereto that such court of competent jurisdiction modify such provision, clause or term, to the extent possible, in order to make it reasonable and enforceable under the circumstances. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(g) <U>Governing Law</U>. This Agreement shall be governed by, and construed and enforced in accordance with, the laws of the State of Alabama
without regard to the conflict of law provisions thereof. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(h) <U>Modification</U>. This Agreement may only be waived, changed, modified
or extended by a writing signed by the Party against whom enforcement of any waiver, change, modification, or extension is sought. No waiver by either Party hereto at any time of any breach by the other Party hereto of any covenant, condition or
provision of this Agreement to be performed by such other Party shall be deemed a waiver of any similar or dissimilar provision or condition at the same or at any prior or subsequent time. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(i) <U>Assignment</U>. Neither this Agreement, nor any of the rights and obligations hereunder, may be assigned, transferred or delegated by
Consultant without the express prior written consent of the Company, which consent may be withheld by the Company for any reason it deems appropriate. Subject to the preceding sentence, this Agreement shall be binding upon the heirs, legal
representatives, successors and permitted assigns of the Parties. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[<I>signature page follows</I>] </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">6 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B>IN WITNESS WHEREOF</B>, the Parties hereto have executed or caused this Agreement to be
duly executed as of the date first written above. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">


<TR>

<TD WIDTH="12%"></TD>

<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="87%"></TD></TR>


<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><B>THE COMPANY:</B></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16" COLSPAN="3"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3">ADTRAN, Inc.</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">By:</TD>
<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" STYLE="BORDER-BOTTOM:1px solid #000000">/s/ Dana C. Crim</TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">Dana C. Crim</TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">Secretary and Treasurer</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16" COLSPAN="3"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><B>CONSULTANT:</B></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16" COLSPAN="3"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3" STYLE="BORDER-BOTTOM:1px solid #000000">/s/ Michael K. Foliano</TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3">Michael K. Foliano</TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><I>Signature Page</I>
</P>

</DIV></Center>

</BODY></HTML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>adtn-20230628.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
<XBRL>
<?xml version="1.0" encoding="us-ascii"?>
<!-- DFIN - https://www.dfinsolutions.com/ -->
<!-- CTU Version: Release master Build:20221108.6 -->
<!-- Creation date: 6/28/2023 11:35:49 PM Eastern Time -->
<!-- Copyright (c) 2023 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<xsd:schema
  xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric"
  xmlns:num="http://www.xbrl.org/dtr/type/numeric"
  xmlns:us-types="http://fasb.org/us-types/2022"
  xmlns:adtn="http://www.adtran.com/20230628"
  xmlns:dei="http://xbrl.sec.gov/dei/2022"
  xmlns:xbrli="http://www.xbrl.org/2003/instance"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xbrldt="http://xbrl.org/2005/xbrldt"
  attributeFormDefault="unqualified"
  elementFormDefault="qualified"
  targetNamespace="http://www.adtran.com/20230628"
  xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/instance" />
    <xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/linkbase" />
    <xsd:import schemaLocation="https://xbrl.sec.gov/dei/2022/dei-2022.xsd" namespace="http://xbrl.sec.gov/dei/2022" />
    <xsd:import schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" namespace="http://www.xbrl.org/dtr/type/numeric" />
    <xsd:import schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" namespace="http://www.xbrl.org/dtr/type/non-numeric" />
    <xsd:import schemaLocation="https://xbrl.sec.gov/naics/2022/naics-2022.xsd" namespace="http://xbrl.sec.gov/naics/2022" />
    <xsd:import schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" namespace="http://xbrl.org/2005/xbrldt" />
  <xsd:annotation>
    <xsd:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="adtn-20230628_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:title="Label Links, all" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="adtn-20230628_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:title="Presentation Links, all" xlink:type="simple" />
      <link:roleType roleURI="http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation" id="Role_DocumentDocumentAndEntityInformation">
        <link:definition>100000 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>4
<FILENAME>adtn-20230628_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="us-ascii" standalone="yes"?>
<!-- DFIN - https://www.dfinsolutions.com/ -->
<!-- CTU Version: Release master Build:20221108.6 -->
<!-- Creation date: 6/28/2023 11:35:49 PM Eastern Time -->
<!-- Copyright (c) 2023 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<link:linkbase
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CoverAbstract" xlink:type="locator" xlink:label="dei_CoverAbstract" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CoverAbstract" xlink:to="dei_CoverAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_CoverAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_CoverAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cover [Abstract]</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_AmendmentFlag" xlink:type="locator" xlink:label="dei_AmendmentFlag" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_AmendmentFlag_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_AmendmentFlag_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment Flag</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCentralIndexKey" xlink:type="locator" xlink:label="dei_EntityCentralIndexKey" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentType" xlink:type="locator" xlink:label="dei_DocumentType" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_DocumentType_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_DocumentType_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Type</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentPeriodEndDate" xlink:type="locator" xlink:label="dei_DocumentPeriodEndDate" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Period End Date</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityRegistrantName" xlink:type="locator" xlink:label="dei_EntityRegistrantName" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityRegistrantName_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityRegistrantName_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Registrant Name</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityIncorporationStateCountryCode" xlink:type="locator" xlink:label="dei_EntityIncorporationStateCountryCode" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation State Country Code</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Incorporation State Country Code</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFileNumber" xlink:type="locator" xlink:label="dei_EntityFileNumber" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityFileNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityFileNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityTaxIdentificationNumber" xlink:type="locator" xlink:label="dei_EntityTaxIdentificationNumber" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Tax Identification Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressAddressLine1" xlink:type="locator" xlink:label="dei_EntityAddressAddressLine1" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line One</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressCityOrTown" xlink:type="locator" xlink:label="dei_EntityAddressCityOrTown" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, City or Town</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressStateOrProvince" xlink:type="locator" xlink:label="dei_EntityAddressStateOrProvince" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, State or Province</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressPostalZipCode" xlink:type="locator" xlink:label="dei_EntityAddressPostalZipCode" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Postal Zip Code</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CityAreaCode" xlink:type="locator" xlink:label="dei_CityAreaCode" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_CityAreaCode_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_CityAreaCode_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Area Code</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LocalPhoneNumber" xlink:type="locator" xlink:label="dei_LocalPhoneNumber" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_LocalPhoneNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_LocalPhoneNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Local Phone Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_WrittenCommunications" xlink:type="locator" xlink:label="dei_WrittenCommunications" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_WrittenCommunications_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Written Communications</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_WrittenCommunications_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Written Communications</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_SolicitingMaterial" xlink:type="locator" xlink:label="dei_SolicitingMaterial" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_SolicitingMaterial_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Soliciting Material</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_SolicitingMaterial_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Soliciting Material</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_PreCommencementTenderOffer" xlink:type="locator" xlink:label="dei_PreCommencementTenderOffer" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_PreCommencementTenderOffer_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Pre Commencement Tender Offer</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_PreCommencementTenderOffer_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre Commencement Tender Offer</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_PreCommencementIssuerTenderOffer" xlink:type="locator" xlink:label="dei_PreCommencementIssuerTenderOffer" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementIssuerTenderOffer" xlink:to="dei_PreCommencementIssuerTenderOffer_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_PreCommencementIssuerTenderOffer_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Pre Commencement Issuer Tender Offer</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_PreCommencementIssuerTenderOffer_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre Commencement Issuer Tender Offer</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_Security12bTitle" xlink:type="locator" xlink:label="dei_Security12bTitle" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_Security12bTitle_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Security 12b Title</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_Security12bTitle_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security 12b Title</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_TradingSymbol" xlink:type="locator" xlink:label="dei_TradingSymbol" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_TradingSymbol_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_TradingSymbol_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Symbol</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_SecurityExchangeName" xlink:type="locator" xlink:label="dei_SecurityExchangeName" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_SecurityExchangeName_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_SecurityExchangeName_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security Exchange Name</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityEmergingGrowthCompany" xlink:type="locator" xlink:label="dei_EntityEmergingGrowthCompany" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Emerging Growth Company</link:label>
  </link:labelLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>5
<FILENAME>adtn-20230628_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="us-ascii" standalone="yes"?>
<!-- DFIN - https://www.dfinsolutions.com/ -->
<!-- CTU Version: Release master Build:20221108.6 -->
<!-- Creation date: 6/28/2023 11:35:49 PM Eastern Time -->
<!-- Copyright (c) 2023 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<link:linkbase
    xmlns:link="http://www.xbrl.org/2003/linkbase"
    xmlns:xlink="http://www.w3.org/1999/xlink"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:xbrldt="http://xbrl.org/2005/xbrldt"
    xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation" xlink:href="adtn-20230628.xsd#Role_DocumentDocumentAndEntityInformation" xlink:type="simple" />
  <link:presentationLink xlink:type="extended" xlink:role="http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation">
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CoverAbstract" xlink:type="locator" xlink:label="dei_CoverAbstract" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_AmendmentFlag" xlink:type="locator" xlink:label="dei_AmendmentFlag" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_AmendmentFlag" order="22.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCentralIndexKey" xlink:type="locator" xlink:label="dei_EntityCentralIndexKey" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityCentralIndexKey" order="23.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentType" xlink:type="locator" xlink:label="dei_DocumentType" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_DocumentType" order="25.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentPeriodEndDate" xlink:type="locator" xlink:label="dei_DocumentPeriodEndDate" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_DocumentPeriodEndDate" order="26.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityRegistrantName" xlink:type="locator" xlink:label="dei_EntityRegistrantName" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityRegistrantName" order="27.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityIncorporationStateCountryCode" xlink:type="locator" xlink:label="dei_EntityIncorporationStateCountryCode" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityIncorporationStateCountryCode" order="28.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFileNumber" xlink:type="locator" xlink:label="dei_EntityFileNumber" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityFileNumber" order="29.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityTaxIdentificationNumber" xlink:type="locator" xlink:label="dei_EntityTaxIdentificationNumber" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityTaxIdentificationNumber" order="30.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressAddressLine1" xlink:type="locator" xlink:label="dei_EntityAddressAddressLine1" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressAddressLine1" order="31.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressCityOrTown" xlink:type="locator" xlink:label="dei_EntityAddressCityOrTown" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressCityOrTown" order="32.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressStateOrProvince" xlink:type="locator" xlink:label="dei_EntityAddressStateOrProvince" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressStateOrProvince" order="33.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressPostalZipCode" xlink:type="locator" xlink:label="dei_EntityAddressPostalZipCode" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressPostalZipCode" order="34.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CityAreaCode" xlink:type="locator" xlink:label="dei_CityAreaCode" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_CityAreaCode" order="35.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LocalPhoneNumber" xlink:type="locator" xlink:label="dei_LocalPhoneNumber" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_LocalPhoneNumber" order="36.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_WrittenCommunications" xlink:type="locator" xlink:label="dei_WrittenCommunications" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_WrittenCommunications" order="37.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_SolicitingMaterial" xlink:type="locator" xlink:label="dei_SolicitingMaterial" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_SolicitingMaterial" order="38.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_PreCommencementTenderOffer" xlink:type="locator" xlink:label="dei_PreCommencementTenderOffer" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_PreCommencementTenderOffer" order="39.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_PreCommencementIssuerTenderOffer" xlink:type="locator" xlink:label="dei_PreCommencementIssuerTenderOffer" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_PreCommencementIssuerTenderOffer" order="40.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_Security12bTitle" xlink:type="locator" xlink:label="dei_Security12bTitle" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_Security12bTitle" order="41.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_TradingSymbol" xlink:type="locator" xlink:label="dei_TradingSymbol" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_TradingSymbol" order="42.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_SecurityExchangeName" xlink:type="locator" xlink:label="dei_SecurityExchangeName" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_SecurityExchangeName" order="43.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityEmergingGrowthCompany" xlink:type="locator" xlink:label="dei_EntityEmergingGrowthCompany" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityEmergingGrowthCompany" order="44.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
  </link:presentationLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>6
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="include/report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.23.2</span><table class="report" border="0" cellspacing="2" id="idm139773057629424">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Document and Entity Information<br></strong></div></th>
<th class="th"><div>Jun. 28, 2023</div></th>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CoverAbstract', window );"><strong>Cover [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_AmendmentFlag', window );">Amendment Flag</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityCentralIndexKey', window );">Entity Central Index Key</a></td>
<td class="text">0000926282<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentType', window );">Document Type</a></td>
<td class="text">8-K<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentPeriodEndDate', window );">Document Period End Date</a></td>
<td class="text">Jun. 28,  2023<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityRegistrantName', window );">Entity Registrant Name</a></td>
<td class="text">ADTRAN Holdings, Inc.<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityIncorporationStateCountryCode', window );">Entity Incorporation State Country Code</a></td>
<td class="text">DE<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityFileNumber', window );">Entity File Number</a></td>
<td class="text">001-41446<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityTaxIdentificationNumber', window );">Entity Tax Identification Number</a></td>
<td class="text">87-2164282<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressAddressLine1', window );">Entity Address, Address Line One</a></td>
<td class="text">901 Explorer Boulevard<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressCityOrTown', window );">Entity Address, City or Town</a></td>
<td class="text">Huntsville<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressStateOrProvince', window );">Entity Address, State or Province</a></td>
<td class="text">AL<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressPostalZipCode', window );">Entity Address, Postal Zip Code</a></td>
<td class="text">35806-2807<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CityAreaCode', window );">City Area Code</a></td>
<td class="text">(256)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">963-8000<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_WrittenCommunications', window );">Written Communications</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SolicitingMaterial', window );">Soliciting Material</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementTenderOffer', window );">Pre Commencement Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementIssuerTenderOffer', window );">Pre Commencement Issuer Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_Security12bTitle', window );">Security 12b Title</a></td>
<td class="text">Common Stock, Par Value $0.01<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_TradingSymbol', window );">Trading Symbol</a></td>
<td class="text">ADTN<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CoverAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Cover page.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CoverAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementIssuerTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 13e<br> -Subsection 4c<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementIssuerTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14d<br> -Subsection 2b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_Security12bTitle</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:securityTitleItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SecurityExchangeName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the Exchange on which a security is registered.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection d1-1<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SecurityExchangeName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarExchangeCodeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SolicitingMaterial">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Section 14a<br> -Number 240<br> -Subsection 12<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SolicitingMaterial</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_TradingSymbol">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Trading symbol of an instrument as listed on an exchange.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_TradingSymbol</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:tradingSymbolItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_WrittenCommunications">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Securities Act<br> -Number 230<br> -Section 425<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_WrittenCommunications</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>7
<FILENAME>d444422d8k_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2022"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="adtn-20230628.xsd" xlink:type="simple"/>
    <context id="duration_2023-06-28_to_2023-06-28">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000926282</identifier>
        </entity>
        <period>
            <startDate>2023-06-28</startDate>
            <endDate>2023-06-28</endDate>
        </period>
    </context>
    <dei:AmendmentFlag contextRef="duration_2023-06-28_to_2023-06-28">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="duration_2023-06-28_to_2023-06-28"
      id="Hidden_dei_EntityCentralIndexKey">0000926282</dei:EntityCentralIndexKey>
    <dei:DocumentType contextRef="duration_2023-06-28_to_2023-06-28">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate contextRef="duration_2023-06-28_to_2023-06-28">2023-06-28</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName contextRef="duration_2023-06-28_to_2023-06-28">ADTRAN Holdings, Inc.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode contextRef="duration_2023-06-28_to_2023-06-28">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber contextRef="duration_2023-06-28_to_2023-06-28">001-41446</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber contextRef="duration_2023-06-28_to_2023-06-28">87-2164282</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="duration_2023-06-28_to_2023-06-28">901 Explorer Boulevard</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown contextRef="duration_2023-06-28_to_2023-06-28">Huntsville</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince contextRef="duration_2023-06-28_to_2023-06-28">AL</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode contextRef="duration_2023-06-28_to_2023-06-28">35806-2807</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="duration_2023-06-28_to_2023-06-28">(256)</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="duration_2023-06-28_to_2023-06-28">963-8000</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="duration_2023-06-28_to_2023-06-28">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial contextRef="duration_2023-06-28_to_2023-06-28">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer contextRef="duration_2023-06-28_to_2023-06-28">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer contextRef="duration_2023-06-28_to_2023-06-28">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle contextRef="duration_2023-06-28_to_2023-06-28">Common Stock, Par Value $0.01</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="duration_2023-06-28_to_2023-06-28">ADTN</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="duration_2023-06-28_to_2023-06-28">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany contextRef="duration_2023-06-28_to_2023-06-28">false</dei:EntityEmergingGrowthCompany>
</xbrl>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>8
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 Financial_Report.xlsx
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M=]W3CHG&K=!X#;[Q3X?#KHG&J]!TZVDF)_VN:Z3I%FA"1N/K>A(5M>5 TR
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M!Z.:60F]A%9JGZJ'-#ZH'C(*!?&Y'C[E>G@*-Y;&O%"N@GL!_]':-\*K^(+
M.7\N?<^E[[GT/:'2MS<C?6?!TXM;WD9N6\3[KC':US0N*&-7<LW(QU2ODRG8
M.9_ [/UH/I[Q[?K9)(2OFEDM(Q:02X&S022X_(O*\"K$">AD6R4)RU3393>*
M$IY"&V[I4_5*E=?EK[DHN#Q;Y.FOH70^+,_Y/%_GM,T+,T.W<DOJMI2^M28X
M2O2QS'!.'LL,.V<\DAVV=Z =-?OV77;D(Z4P4Y=#N!I"O@-MNIW<.CB>F)&Y
M"M-2D&_#^>G%>!KB.=D$N7V85VWGV-'1^^?!4;"C[SR6'<>(\J(A[J&&F,_#
M0X=Y>U^89Y7&4#04;6RL)"Q&MV"XU_$L%.!D8"V@!X.O40+R4E5@,5O& RN0
MHGQ,C$7H<.>77%_CT9+CVZ9EM6ZO*7<9;2)2.<)IF!-GJ\K>9;'!51W/55OR
ML+YJ/;053L_^6:W(GPP13A8+$DACE!>F2J+S&5.^YRM)Q%4XOT4SMA*7&+SC
MYL=Q3E.X$G:V#P(RN;LYJ7IE,6>F\M\M# DL6XA9$N)-7>W5YYN<KGHB=OJ7
M=\%@\OUPR4</Y3OG7_1=0ZY^]MWC^FZ3.TA,G'G%$0%T10(CE1P&%A<RY%#N
MDI &$P'-E,E$\ *"9*8<@)CZ"[WR#+DI%<ZM/CE_12R#ADY>TB42%(JP# 4A
M%W+C[^^3:G>,U_HL@6V$5#)DU1?*0XG!/3-R0]A4)?.NVB8+A=OB5,V[&KXF
M8$O#>FZ=+2?_VU[4/;07/4;SHYG@'K.'<YMZN,)%K/]8UA[Y,M\Y<-LZW@->
MYA,L0Z1^P7V*BH 1JV*^NJ]/^26<.[1[\8$@F_S6VZ3VW> ,?-2K6J5D*Q$_
M2P=\'Y(&8XQ;]#1?CQ1BK::QK<;:,0QY@%CS#*%F.-^'19H:,]6+K#F-"F]!
MU4#E/]O4#6CV#30<D05>,9FV-J/D3@H\W/[O#;#"Q([A[8N_ 5!+ P04
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MKW#.RW^0\Y^M<\TUMTQ>DO:C_S=7^2V,D_'T7!S1JP,Z6PE<A!OZ%>Y7>>9
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M)$WS/(X %F>0IA@"IQ%', ;  4/2='@//GL?)=-[*CG_5U/\!%!+ P04
M" "YB-Q6EXJ[',     3 @  "P   %]R96QS+RYR96QSG9*Y;L,P#$!_Q=">
M, ?0(8@S9?$6!/D!5J(/V!(%BD6=OZ_:I7&0"QEY/3P2W!YI0.TXI+:+J1C]
M$%)I6M6X 4BV)8]ISI%"KM0L'C6'TD!$VV-#L%HL/D N&6:WO606IW.D5XA<
MUYVE/=LO3T%O@*\Z3'%":4A+,P[PS=)_,O?S##5%Y4HCE5L:>-/E_G;@2=&A
M(E@6FD7)TZ(=I7\=Q_:0T^FO8R*T>EOH^7%H5 J.W&,EC'%BM/XU@LD/['X
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M%_\;SO$1PNZ_/[&\UDX:?^:+X3]>?P%02P$"% ,4    " "YB-Q6!T%-8H$
M  "Q    $               @ $     9&]C4')O<',O87!P+GAM;%!+ 0(4
M Q0    ( +F(W%:<AD+-[P   "L"   1              "  :\   !D;V-0
M<F]P<R]C;W)E+GAM;%!+ 0(4 Q0    ( +F(W%:97)PC$ 8  )PG   3
M          "  <T!  !X;"]T:&5M92]T:&5M93$N>&UL4$L! A0#%     @
MN8C<5N7\Y<!0!   CQ   !@              ("!#@@  'AL+W=O<FMS:&5E
M=',O<VAE970Q+GAM;%!+ 0(4 Q0    ( +F(W%:?H!OPL0(  .(,   -
M          "  90,  !X;"]S='EL97,N>&UL4$L! A0#%     @ N8C<5I>*
MNQS     $P(   L              ( !< \  %]R96QS+RYR96QS4$L! A0#
M%     @ N8C<5APX9>H_ 0  / (   \              ( !61   'AL+W=O
M<FMB;V]K+GAM;%!+ 0(4 Q0    ( +F(W%8D'INBK0   /@!   :
M      "  <41  !X;"]?<F5L<R]W;W)K8F]O:RYX;6PN<F5L<U!+ 0(4 Q0
M   ( +F(W%9ED'F2&0$  ,\#   3              "  :H2  !;0V]N=&5N
B=%]4>7!E<UTN>&UL4$L%!@     )  D /@(  /03      $!

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>9
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
// Edgar(tm) Renderer was created by staff of the U.S. Securities and Exchange Commission.  Data and content created by government employees within the scope of their employment are not subject to domestic copyright protection. 17 U.S.C. 105.
var Show={};Show.LastAR=null,Show.showAR=function(a,r,w){if(Show.LastAR)Show.hideAR();var e=a;while(e&&e.nodeName!='TABLE')e=e.nextSibling;if(!e||e.nodeName!='TABLE'){var ref=((window)?w.document:document).getElementById(r);if(ref){e=ref.cloneNode(!0);
e.removeAttribute('id');a.parentNode.appendChild(e)}}
if(e)e.style.display='block';Show.LastAR=e};Show.hideAR=function(){Show.LastAR.style.display='none'};Show.toggleNext=function(a){var e=a;while(e.nodeName!='DIV')e=e.nextSibling;if(!e.style){}else if(!e.style.display){}else{var d,p_;if(e.style.display=='none'){d='block';p='-'}else{d='none';p='+'}
e.style.display=d;if(a.textContent){a.textContent=p+a.textContent.substring(1)}else{a.innerText=p+a.innerText.substring(1)}}}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>10
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
/* Updated 2009-11-04 */
/* v2.2.0.24 */

/* DefRef Styles */
..report table.authRefData{
	background-color: #def;
	border: 2px solid #2F4497;
	font-size: 1em;
	position: absolute;
}

..report table.authRefData a {
	display: block;
	font-weight: bold;
}

..report table.authRefData p {
	margin-top: 0px;
}

..report table.authRefData .hide {
	background-color: #2F4497;
	padding: 1px 3px 0px 0px;
	text-align: right;
}

..report table.authRefData .hide a:hover {
	background-color: #2F4497;
}

..report table.authRefData .body {
	height: 150px;
	overflow: auto;
	width: 400px;
}

..report table.authRefData table{
	font-size: 1em;
}

/* Report Styles */
..pl a, .pl a:visited {
	color: black;
	text-decoration: none;
}

/* table */
..report {
	background-color: white;
	border: 2px solid #acf;
	clear: both;
	color: black;
	font: normal 8pt Helvetica, Arial, san-serif;
	margin-bottom: 2em;
}

..report hr {
	border: 1px solid #acf;
}

/* Top labels */
..report th {
	background-color: #acf;
	color: black;
	font-weight: bold;
	text-align: center;
}

..report th.void	{
	background-color: transparent;
	color: #000000;
	font: bold 10pt Helvetica, Arial, san-serif;
	text-align: left;
}

..report .pl {
	text-align: left;
	vertical-align: top;
	white-space: normal;
	width: 200px;
	white-space: normal; /* word-wrap: break-word; */
}

..report td.pl a.a {
	cursor: pointer;
	display: block;
	width: 200px;
	overflow: hidden;
}

..report td.pl div.a {
	width: 200px;
}

..report td.pl a:hover {
	background-color: #ffc;
}

/* Header rows... */
..report tr.rh {
	background-color: #acf;
	color: black;
	font-weight: bold;
}

/* Calendars... */
..report .rc {
	background-color: #f0f0f0;
}

/* Even rows... */
..report .re, .report .reu {
	background-color: #def;
}

..report .reu td {
	border-bottom: 1px solid black;
}

/* Odd rows... */
..report .ro, .report .rou {
	background-color: white;
}

..report .rou td {
	border-bottom: 1px solid black;
}

..report .rou table td, .report .reu table td {
	border-bottom: 0px solid black;
}

/* styles for footnote marker */
..report .fn {
	white-space: nowrap;
}

/* styles for numeric types */
..report .num, .report .nump {
	text-align: right;
	white-space: nowrap;
}

..report .nump {
	padding-left: 2em;
}

..report .nump {
	padding: 0px 0.4em 0px 2em;
}

/* styles for text types */
..report .text {
	text-align: left;
	white-space: normal;
}

..report .text .big {
	margin-bottom: 1em;
	width: 17em;
}

..report .text .more {
	display: none;
}

..report .text .note {
	font-style: italic;
	font-weight: bold;
}

..report .text .small {
	width: 10em;
}

..report sup {
	font-style: italic;
}

..report .outerFootnotes {
	font-size: 1em;
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.23.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>1</ContextCount>
  <ElementCount>22</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>0</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>0</UnitCount>
  <MyReports>
    <Report instance="d444422d8k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100000 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="8-K" original="d444422d8k.htm">d444422d8k.htm</File>
    <File>adtn-20230628.xsd</File>
    <File>adtn-20230628_lab.xml</File>
    <File>adtn-20230628_pre.xml</File>
    <File>d444422dex101.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="22">http://xbrl.sec.gov/dei/2022</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>13
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
{
 "instance": {
  "d444422d8k.htm": {
   "axisCustom": 0,
   "axisStandard": 0,
   "baseTaxonomies": {
    "http://xbrl.sec.gov/dei/2022": 22
   },
   "contextCount": 1,
   "dts": {
    "inline": {
     "local": [
      "d444422d8k.htm"
     ]
    },
    "labelLink": {
     "local": [
      "adtn-20230628_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "adtn-20230628_pre.xml"
     ]
    },
    "schema": {
     "local": [
      "adtn-20230628.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd",
      "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://xbrl.sec.gov/dei/2022/dei-2022.xsd",
      "https://xbrl.sec.gov/naics/2022/naics-2022.xsd"
     ]
    }
   },
   "elementCount": 23,
   "entityCount": 1,
   "hidden": {
    "http://xbrl.sec.gov/dei/2022": 2,
    "total": 2
   },
   "keyCustom": 0,
   "keyStandard": 22,
   "memberCustom": 0,
   "memberStandard": 0,
   "nsprefix": "adtn",
   "nsuri": "http://www.adtran.com/20230628",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "baseRef": "d444422d8k.htm",
      "contextRef": "duration_2023-06-28_to_2023-06-28",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "100000 - Document - Document and Entity Information",
     "menuCat": "Cover",
     "order": "1",
     "role": "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation",
     "shortName": "Document and Entity Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "baseRef": "d444422d8k.htm",
      "contextRef": "duration_2023-06-28_to_2023-06-28",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 0,
   "tag": {
    "dei_AmendmentFlag": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.",
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code",
        "terseLabel": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]",
        "terseLabel": "Cover [Abstract]"
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "xbrltype": "stringItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD.",
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentType": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.",
        "label": "Document Type",
        "terseLabel": "Document Type"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.",
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.",
        "label": "Entity File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityIncorporationStateCountryCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Two-character EDGAR code representing the state or country of incorporation.",
        "label": "Entity Incorporation State Country Code",
        "terseLabel": "Entity Incorporation State Country Code"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.",
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.",
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number",
        "terseLabel": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_PreCommencementIssuerTenderOffer": {
     "auth_ref": [
      "r3"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.",
        "label": "Pre Commencement Issuer Tender Offer",
        "terseLabel": "Pre Commencement Issuer Tender Offer"
       }
      }
     },
     "localname": "PreCommencementIssuerTenderOffer",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_PreCommencementTenderOffer": {
     "auth_ref": [
      "r4"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.",
        "label": "Pre Commencement Tender Offer",
        "terseLabel": "Pre Commencement Tender Offer"
       }
      }
     },
     "localname": "PreCommencementTenderOffer",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r0"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of a 12(b) registered security.",
        "label": "Security 12b Title",
        "terseLabel": "Security 12b Title"
       }
      }
     },
     "localname": "Security12bTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r2"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the Exchange on which a security is registered.",
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name"
       }
      }
     },
     "localname": "SecurityExchangeName",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "edgarExchangeCodeItemType"
    },
    "dei_SolicitingMaterial": {
     "auth_ref": [
      "r5"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.",
        "label": "Soliciting Material",
        "terseLabel": "Soliciting Material"
       }
      }
     },
     "localname": "SolicitingMaterial",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "dei_WrittenCommunications": {
     "auth_ref": [
      "r6"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.",
        "label": "Written Communications",
        "terseLabel": "Written Communications"
       }
      }
     },
     "localname": "WrittenCommunications",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.adtran.com//20230628/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    }
   },
   "unitCount": 0
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r1": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r2": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r3": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13e",
   "Subsection": "4c",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r4": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "14d",
   "Subsection": "2b",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r5": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "14a",
   "Subsection": "12",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r6": {
   "Name": "Securities Act",
   "Number": "230",
   "Publisher": "SEC",
   "Section": "425",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  }
 },
 "version": "2.2"
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>14
<FILENAME>0001193125-23-177593-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 0001193125-23-177593-xbrl.zip
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M'XP5A2"K!'DII,_X6K1A^)#/UDMYQZ7:TK]W(M]%L]^^H/;\!U!+ P04
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MVS71S;2522%_]\W-<6E(:A/Y&J7 [(AU^\86IYX7!C]\[DA<+-HCC<X24RP
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M]/2TI%M3T 7(R02.995+V-REBJ7@U(N"&7!X(&E0=,40,2];Q\[)! O%E^$
MX]JE7[]^Z;@#-J0%'JB(!NYDACB2*_$Y+4%K"LB5J#CV^S7()Q"3#J-5L#;
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MHW8T$ZPOAAK/X1W2=6.EJ[K$M^[@ -#FE-[-R%//6WZP@+#B2YIKOXVP28"
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MJWP!759VL,%#)$]BMP)O0D20>[VS]58VF]*-BH55MTZ"@VEZ-F!$ZP8N!G?
M^F%D=RW5@.G81@Q'D._)<(BW)M.PMD"E(5]>\6TI&RQID;@#_=G5T%<#%(#$
M# ?IT%9)HPCV5AK",&"$J[S"S(0Z 990-\H9K?=+/AIPQ4WQJ$,CGA8XY2R9
M'!?H--=<X$?8:(GZGZ%CA*\]J31D3=LVVC6O1^ "7&[*S9O _[%'#;VK]>*
M;EL]9&#<G<[31LSG:89NPT7D04]J9P@<+C&A..SW?,B%!5*Y&-<I58)GLQH
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M."YX<V102P$"% ,4    " "YB-Q6NUUVA5T&  "_0P  %0
M@ %M P  861T;BTR,#(S,#8R.%]L86(N>&UL4$L! A0#%     @ N8C<5H]*
M)H&R!   >2H  !4              ( !_0D  &%D=&XM,C R,S V,CA?<')E
M+GAM;%!+ 0(4 Q0    ( +F(W%99O *B01$  '=L   .              "
M >(.  !D-#0T-#(R9#AK+FAT;5!+ 0(4 Q0    ( +F(W%;=:-'&9AL  /]P
M   1              "  4\@  !D-#0T-#(R9&5X,3 Q+FAT;5!+!08
..!0 % $ !  #D.P     !

end
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
