<SEC-DOCUMENT>0001193125-24-137665.txt : 20240514
<SEC-HEADER>0001193125-24-137665.hdr.sgml : 20240514
<ACCEPTANCE-DATETIME>20240514060756
ACCESSION NUMBER:		0001193125-24-137665
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20240510
ITEM INFORMATION:		Submission of Matters to a Vote of Security Holders
FILED AS OF DATE:		20240514
DATE AS OF CHANGE:		20240514

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOSPEC INC.
		CENTRAL INDEX KEY:			0001054905
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				981081725
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13879
		FILM NUMBER:		24941324

	BUSINESS ADDRESS:	
		STREET 1:		8310 SOUTH VALLEY HIGHWAY
		STREET 2:		SUITE 350
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112
		BUSINESS PHONE:		7203556451

	MAIL ADDRESS:	
		STREET 1:		8310 SOUTH VALLEY HIGHWAY
		STREET 2:		SUITE 350
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OCTEL CORP
		DATE OF NAME CHANGE:	19980209
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d836696d8k.htm
<DESCRIPTION>8-K
<TEXT>
<XBRL>
<?xml version='1.0' encoding='ASCII'?>
<html xmlns:dei="http://xbrl.sec.gov/dei/2023" xmlns:us-types="http://fasb.org/us-types/2023" 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:iosp="http://innospec.com/20240510" 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_2024-05-10_to_2024-05-10" id="ixv-331">false</ix:nonNumeric> <ix:nonNumeric id="Hidden_dei_EntityCentralIndexKey" name="dei:EntityCentralIndexKey" contextRef="duration_2024-05-10_to_2024-05-10">0001054905</ix:nonNumeric> </ix:hidden> <ix:references> <link:schemaRef xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xlink:type="simple" xlink:href="iosp-20240510.xsd" xlink:arcrole="http://www.xbrl.org/2003/linkbase"/> </ix:references> <ix:resources> <xbrli:context id="duration_2024-05-10_to_2024-05-10"> <xbrli:entity> <xbrli:identifier scheme="http://www.sec.gov/CIK">0001054905</xbrli:identifier> </xbrli:entity> <xbrli:period> <xbrli:startDate>2024-05-10</xbrli:startDate> <xbrli:endDate>2024-05-10</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:9pt;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:9pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman;font-weight:bold;text-align:center">Form <ix:nonNumeric name="dei:DocumentType" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-342">8-K</ix:nonNumeric></p> <p style="font-size:9pt;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:9pt; 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 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:9pt; 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_2024-05-10_to_2024-05-10" format="ixt:datemonthdayyearen" id="ixv-343">May 10, 2024</ix:nonNumeric></p> <p style="font-size:9pt;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:9pt; margin-bottom:0pt; font-size:24pt; font-family:Times New Roman;font-weight:bold;text-align:center"><ix:nonNumeric name="dei:EntityRegistrantName" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-344">INNOSPEC 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:9pt;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:9pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center">Commission File Number: <ix:nonNumeric name="dei:EntityFileNumber" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-345">1-13879</ix:nonNumeric></p> <p style="font-size:9pt;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 style="vertical-align:bottom;width:1%"/>
<td style="width:48%"/></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_2024-05-10_to_2024-05-10" format="ixt-sec:stateprovnameen" id="ixv-346">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"><ix:nonNumeric name="dei:EntityTaxIdentificationNumber" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-347">98-0181725</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">(State or other jurisdiction<br/>of incorporation)</span></td>
<td style="vertical-align:bottom">&#160;</td>
<td style=" text-align: center;margin:auto; vertical-align:top"><span style="font-weight:bold">(IRS Employer<br/>Identification No.)</span></td></tr></table> <p style="margin-top:9pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center"><ix:nonNumeric name="dei:EntityAddressAddressLine1" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-348">8310 South Valley Highway</ix:nonNumeric>, <ix:nonNumeric name="dei:EntityAddressAddressLine2" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-349">Suite 350</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"><ix:nonNumeric name="dei:EntityAddressCityOrTown" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-350">Englewood</ix:nonNumeric>, <ix:nonNumeric name="dei:EntityAddressStateOrProvince" contextRef="duration_2024-05-10_to_2024-05-10" format="ixt-sec:stateprovnameen" id="ixv-351">Colorado</ix:nonNumeric>, <ix:nonNumeric name="dei:EntityAddressPostalZipCode" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-352">80112</ix:nonNumeric></p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">(Address of principal executive offices, including zip code)</p> <p style="margin-top:9pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman;font-weight:bold;text-align:center"><ix:nonNumeric name="dei:CityAreaCode" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-353">(303)</ix:nonNumeric><ix:nonNumeric name="dei:LocalPhoneNumber" contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-354">792-5554</ix:nonNumeric></p> <p style="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman;font-weight:bold;text-align:center">(Registrant&#8217;s telephone number, including area code)</p> <p style="margin-top:9pt; 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:9pt;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:9pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</p> <p style="font-size:4pt;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_2024-05-10_to_2024-05-10" format="ixt-sec:boolballotbox" id="ixv-355">&#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:4pt;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_2024-05-10_to_2024-05-10" format="ixt-sec:boolballotbox" id="ixv-356">&#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 14a-12 under the Exchange Act (17 CFR 240.14a-12)</p></td></tr></table> <p style="font-size:4pt;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_2024-05-10_to_2024-05-10" format="ixt-sec:boolballotbox" id="ixv-357">&#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">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</p></td></tr></table> <p style="font-size:4pt;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_2024-05-10_to_2024-05-10" format="ixt-sec:boolballotbox" id="ixv-358">&#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">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</p></td></tr></table> <p style="margin-top:9pt; 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;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;240.12b-2 of this chapter).</p> <p style="margin-top:9pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Emerging growth company <ix:nonNumeric name="dei:EntityEmergingGrowthCompany" contextRef="duration_2024-05-10_to_2024-05-10" format="ixt-sec:boolballotbox" id="ixv-359">&#9744;</ix:nonNumeric></p> <p style="margin-top:9pt; 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 13(a) of the Exchange Act &#9744;</p> <p style="margin-top:9pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Securities registered pursuant to Section 12(b) of the Act:</p> <p style="font-size:9pt;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 style="vertical-align:bottom"/>
<td style="width:32%"/>
<td style="vertical-align:bottom;width:1%"/>
<td style="width:32%"/></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(s)</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">Name of exchange<br/>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_2024-05-10_to_2024-05-10" id="ixv-360">Common Stock</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_2024-05-10_to_2024-05-10" id="ixv-361">IOSP</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_2024-05-10_to_2024-05-10" format="ixt-sec:exchnameen" id="ixv-362">NASDAQ</ix:nonNumeric></td></tr></table> <p style="font-size:8pt;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&#8201;5.07.</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">Submission of Matters to a Vote of Security Holders&#8201; </p></td></tr></table> <p style="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><span style="text-decoration:underline">Proposal 1 &#8211; Election of two Class&#160;II directors </span></p> <p style="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">At the annual meeting of Innospec shareholders held on May&#160;10, 2024, the shareholders elected the directors nominated in the Innospec Proxy Statement, dated March&#160;26, with the following votes for and votes withheld: </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:84%;border:0;margin:0 auto">


<tr>

<td style="width:68%"/>

<td style="vertical-align:bottom;width:2%"/>
<td/>
<td/>
<td/>

<td style="vertical-align:bottom;width:2%"/>
<td/>
<td/>
<td/>

<td style="vertical-align:bottom;width:2%"/>
<td/>
<td/>
<td/></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<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">Director</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td colspan="2" align="center" style="border-bottom:1.00pt solid #000000;vertical-align:bottom"><span style="font-weight:bold">Votes For</span></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td colspan="2" align="center" style="border-bottom:1.00pt solid #000000;vertical-align:bottom"><span style="font-weight:bold">Votes<br/>Withheld</span></td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td colspan="2" align="center" style="border-bottom:1.00pt solid #000000;vertical-align:bottom"><span style="font-weight:bold">Broker<br/><span style="white-space:nowrap">Non-Votes</span></span></td>
<td style="vertical-align:bottom">&#160;</td></tr>


<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Milton C. Blackmore</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">22,508,064</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">578,796</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">682,328</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Leslie J. Parrette</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">20,473,042</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">2,613,818</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">682,328</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
</table> <p style="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><span style="text-decoration:underline">Proposal 2 &#8211; Advisory approval of the Company&#8217;s executive compensation</span><span style="text-decoration:underline"></span> </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:68%;border:0;margin:0 auto">


<tr>

<td style="width:85%"/>

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


<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">For:</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">22,720,369</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Withheld:</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">319,903</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Abstain:</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">46,587</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Broker <span style="white-space:nowrap">Non-Votes:</span></p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">682,328</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
</table> <p style="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><span style="text-decoration:underline">Proposal 3&#8212;Ratification of the appointment of the Company&#8217;s independent registered public accounting firm for 2024</span> </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:68%;border:0;margin:0 auto">


<tr>

<td style="width:85%"/>

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


<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">For:</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">23,744,512</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Withheld:</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">19,767</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"> <p style=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Abstain:</p></td>
<td style="vertical-align:bottom">&#160;&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td>
<td style="white-space:nowrap;vertical-align:bottom" align="right">4,908</td>
<td style="white-space:nowrap;vertical-align:bottom">&#160;</td></tr>
</table> <p style="font-size:18pt; margin-top:0pt; margin-bottom:0pt">&#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">
 <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 style="vertical-align:bottom;width:1%"/>
<td style="width:4%"/>

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

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


<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom;white-space:nowrap">INNOSPEC INC.</td></tr>
<tr style="font-size:1pt">
<td style="height:12pt"/>
<td style="height:12pt" colspan="2"/>
<td style="height:12pt" colspan="2"/>
<td style="height:12pt" colspan="2"/></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:bottom">Date: May&#160;14, 2024</td>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<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"><span style="font-weight:bold">/s/ </span><span style="font-weight:bold"><span style="font-style:italic">David B. Jones</span></span><span style="font-weight:bold"></span></p></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom;white-space:nowrap"><span style="font-weight:bold">David B. Jones</span></td></tr>
<tr style="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<td style="vertical-align:top"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom"/>
<td style="vertical-align:bottom">&#160;</td>
<td style="vertical-align:bottom;white-space:nowrap"><span style="font-weight:bold">Senior Vice President, General Counsel and Chief Compliance Officer</span></td></tr>
</table>
</div></div>

</body></html>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>iosp-20240510.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:20231012.2 -->
<!-- Creation date: 5/14/2024 9:48:35 AM Eastern Time -->
<!-- Copyright (c) 2024 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/2023"
  xmlns:iosp="http://innospec.com/20240510"
  xmlns:dei="http://xbrl.sec.gov/dei/2023"
  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://innospec.com/20240510"
  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/2023/dei-2023.xsd" namespace="http://xbrl.sec.gov/dei/2023" />
    <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/2023/naics-2023.xsd" namespace="http://xbrl.sec.gov/naics/2023" />
    <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="iosp-20240510_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="iosp-20240510_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:title="Presentation Links, all" xlink:type="simple" />
      <link:roleType roleURI="http://innospec.com//20240510/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>3
<FILENAME>iosp-20240510_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:20231012.2 -->
<!-- Creation date: 5/14/2024 9:48:35 AM Eastern Time -->
<!-- Copyright (c) 2024 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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.xsd#dei_EntityAddressAddressLine2" xlink:type="locator" xlink:label="dei_EntityAddressAddressLine2" />
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine2" xlink:to="dei_EntityAddressAddressLine2_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
    <link:label xml:lang="en-US" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line Two</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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:labelLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>4
<FILENAME>iosp-20240510_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:20231012.2 -->
<!-- Creation date: 5/14/2024 9:48:35 AM Eastern Time -->
<!-- Copyright (c) 2024 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://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation" xlink:href="iosp-20240510.xsd#Role_DocumentDocumentAndEntityInformation" xlink:type="simple" />
  <link:presentationLink xlink:type="extended" xlink:role="http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation">
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_CoverAbstract" xlink:type="locator" xlink:label="dei_CoverAbstract" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.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="28.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="29.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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/2023/dei-2023.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/2023/dei-2023.xsd#dei_EntityAddressAddressLine2" xlink:type="locator" xlink:label="dei_EntityAddressAddressLine2" />
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressAddressLine2" order="32.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="33.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="34.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="35.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="36.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="37.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="38.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="39.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="40.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="41.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="42.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="43.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="44.001" priority="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.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="45.001" 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;">v3.24.1.1.u2</span><table class="report" border="0" cellspacing="2" id="idm139846924099392">
<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>May 10, 2024</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">0001054905<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">May 10,  2024<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">INNOSPEC 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_EntityFileNumber', window );">Entity File Number</a></td>
<td class="text">1-13879<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_EntityIncorporationStateCountryCode', window );">Entity Incorporation State Country Code</a></td>
<td class="text">DE<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">98-0181725<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">8310 South Valley Highway<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_EntityAddressAddressLine2', window );">Entity Address, Address Line Two</a></td>
<td class="text">Suite 350<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_EntityAddressCityOrTown', window );">Entity Address, City or Town</a></td>
<td class="text">Englewood<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_EntityAddressStateOrProvince', window );">Entity Address, State or Province</a></td>
<td class="text">CO<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_EntityAddressPostalZipCode', window );">Entity Address, Postal Zip Code</a></td>
<td class="text">80112<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_CityAreaCode', window );">City Area Code</a></td>
<td class="text">(303)<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_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">792-5554<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_WrittenCommunications', window );">Written Communications</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_SolicitingMaterial', window );">Soliciting Material</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_PreCommencementTenderOffer', window );">Pre Commencement 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_PreCommencementIssuerTenderOffer', window );">Pre Commencement Issuer 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_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</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<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">IOSP<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>
</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_EntityAddressAddressLine2">
<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 2 such as Street or Suite number</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_EntityAddressAddressLine2</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>EXCEL
<SEQUENCE>7
<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^(+
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MU4#E/]O4#6CV#30<D05>,9FV-J/D3@H\W/[O#;#"Q([A[8N_ 5!+ P04
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MKD&RWZ(>64*?WY'O3$I^()^A >[9 0.N7)^BIHT#K_:J%AB77&8""J;5\3#
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M.C_<<0:E;B? [QNES/O OD67?X*,_P502P,$%     @ ^S"N6)^@&_"Q @
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M\SR. !9GD*88 J<11S &P %#TG1X#SY['R73>RHY_U=3_ 102P,$%     @
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M&\[Q$<+NOS^QO-9.&G_FB^$_7G\!4$L! A0#%     @ ^S"N6 =!36*!
ML0   !               ( !     &1O8U!R;W!S+V%P<"YX;6Q02P$"% ,4
M    " #[,*Y8]VX5#^\    K @  $0              @ &O    9&]C4')O
M<',O8V]R92YX;6Q02P$"% ,4    " #[,*Y8F5R<(Q &  "<)P  $P
M        @ '- 0  >&PO=&AE;64O=&AE;64Q+GAM;%!+ 0(4 Q0    ( /LP
MKE@Y@ASD3@0  ! 1   8              " @0X(  !X;"]W;W)K<VAE971S
M+W-H965T,2YX;6Q02P$"% ,4    " #[,*Y8GZ ;\+$"  #B#   #0
M        @ &2#   >&PO<W1Y;&5S+GAM;%!+ 0(4 Q0    ( /LPKEB7BKL<
MP    !,"   +              "  6X/  !?<F5L<R\N<F5L<U!+ 0(4 Q0
M   ( /LPKE@<.&7J/P$  #P"   /              "  5<0  !X;"]W;W)K
M8F]O:RYX;6Q02P$"% ,4    " #[,*Y8)!Z;HJT   #X 0  &@
M    @ '#$0  >&PO7W)E;',O=V]R:V)O;VLN>&UL+G)E;'-02P$"% ,4
M" #[,*Y899!YDAD!  #/ P  $P              @ &H$@  6T-O;G1E;G1?
@5'EP97-=+GAM;%!+!08     "0 ) #X"  #R$P     !

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>8
<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>9
<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>3.24.1.1.u2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>1</ContextCount>
  <ElementCount>23</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>0</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>0</UnitCount>
  <MyReports>
    <Report instance="d836696d8k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100000 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://innospec.com//20240510/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" isOnlyDei="true" original="d836696d8k.htm">d836696d8k.htm</File>
    <File>iosp-20240510.xsd</File>
    <File>iosp-20240510_lab.xml</File>
    <File>iosp-20240510_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="23">http://xbrl.sec.gov/dei/2023</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>
{
 "version": "2.2",
 "instance": {
  "d836696d8k.htm": {
   "nsprefix": "iosp",
   "nsuri": "http://innospec.com/20240510",
   "dts": {
    "inline": {
     "local": [
      "d836696d8k.htm"
     ]
    },
    "schema": {
     "local": [
      "iosp-20240510.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/2022-03-31/types.xsd",
      "https://xbrl.sec.gov/dei/2023/dei-2023.xsd",
      "https://xbrl.sec.gov/naics/2023/naics-2023.xsd"
     ]
    },
    "labelLink": {
     "local": [
      "iosp-20240510_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "iosp-20240510_pre.xml"
     ]
    }
   },
   "keyStandard": 23,
   "keyCustom": 0,
   "axisStandard": 0,
   "axisCustom": 0,
   "memberStandard": 0,
   "memberCustom": 0,
   "hidden": {
    "total": 2,
    "http://xbrl.sec.gov/dei/2023": 2
   },
   "contextCount": 1,
   "entityCount": 1,
   "segmentCount": 0,
   "elementCount": 24,
   "unitCount": 0,
   "baseTaxonomies": {
    "http://xbrl.sec.gov/dei/2023": 23
   },
   "report": {
    "R1": {
     "role": "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation",
     "longName": "100000 - Document - Document and Entity Information",
     "shortName": "Document and Entity Information",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "duration_2024-05-10_to_2024-05-10",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d836696d8k.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "duration_2024-05-10_to_2024-05-10",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "p",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d836696d8k.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag",
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
       }
      }
     },
     "auth_ref": []
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "CityAreaCode",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "terseLabel": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Cover [Abstract]",
        "terseLabel": "Cover [Abstract]",
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date",
        "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."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentType",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Type",
        "terseLabel": "Document Type",
        "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'."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One",
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine2": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressAddressLine2",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line Two",
        "terseLabel": "Entity Address, Address Line Two",
        "documentation": "Address Line 2 such as Street or Suite number"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code",
        "documentation": "Code for the postal or zip code"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressStateOrProvince": {
     "xbrltype": "stateOrProvinceItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressStateOrProvince",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province",
        "documentation": "Name of the state or province."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key",
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity File Number",
        "terseLabel": "Entity File Number",
        "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."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Incorporation State Country Code",
        "terseLabel": "Entity Incorporation State Country Code",
        "documentation": "Two-character EDGAR code representing the state or country of incorporation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name",
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityTaxIdentificationNumber": {
     "xbrltype": "employerIdItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityTaxIdentificationNumber",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number",
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Local Phone Number",
        "terseLabel": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "dei_PreCommencementIssuerTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "PreCommencementIssuerTenderOffer",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pre Commencement Issuer Tender Offer",
        "terseLabel": "Pre Commencement Issuer Tender Offer",
        "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."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "dei_PreCommencementTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "PreCommencementTenderOffer",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pre Commencement Tender Offer",
        "terseLabel": "Pre Commencement Tender Offer",
        "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."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "Security12bTitle",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security 12b Title",
        "terseLabel": "Security 12b Title",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r0"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_SolicitingMaterial": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "SolicitingMaterial",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Soliciting Material",
        "terseLabel": "Soliciting Material",
        "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."
       }
      }
     },
     "auth_ref": [
      "r5"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "TradingSymbol",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "dei_WrittenCommunications": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "WrittenCommunications",
     "presentation": [
      "http://innospec.com//20240510/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Written Communications",
        "terseLabel": "Written Communications",
        "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."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r1": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r2": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r3": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "13e",
   "Subsection": "4c"
  },
  "r4": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14d",
   "Subsection": "2b"
  },
  "r5": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Section": "14a",
   "Number": "240",
   "Subsection": "12"
  },
  "r6": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "425"
  }
 }
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>14
<FILENAME>0001193125-24-137665-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 0001193125-24-137665-xbrl.zip
M4$L#!!0    ( /LPKEA@"6:.20\  )QS   .    9#@S-C8Y-F0X:RYH=&WM
M7>ESXK@2_YZ_0L74["95'+:Y2<)6AF%VV9T<+V2/>E^VA"V"WAB+E4R _>M?
MMVR#N0+AR#6D:B88M:16Z]>M[I;DG/TT[+KD@4G%A7?^HYDV?B3,LX7#O?OS
M'R^:M4;CQY^J1V<='\B U%,5A_'S1,?W>Y5,9MB2;EHQ.WTO'C)0D+$,*YL(
M"?LJY8]Z3(VIVU2UTD+>9Z*2*7)/>%Z_.R8># 9IW3Q6<'R9P1H9($H!%9/<
MCNH-7>Y]FZHVR.I*9KE<SNC2B'2.<MR!91C9#!:WJ&(1.1>J-R;GG@>/,%1;
M=)'OG)$WC3$/BB_B %HU,W]=?FW:'=:E*>XIGWKVN/V^+Y=R4\Y Z9@1)7*6
M67R$]9!B7&&XC-8$6@\&RO[Z=/MU0NXOII^09GQ)/=46LDM]@ JVE$\95LHJ
MQ!I) 12F&HJ@L:J=4BIKCF4)G?/'ACHC12QU9B 9$A<R06%(NAPD".\$PIQ1
M!W[YW'=9M93Z[2P3?#PZZS*?$JR>8O_T^<-YHB8\GWE^Z@Y@F2!V\'2>\-G0
MS^CF,E K$S1("#EK"6=4/7/X U'^R&7G"8>KGDM'B'N6J)(S/JP@-9/A9^XX
MS L^ \E5 'KBT2[69;QRT66> __\+RZ]#SD8^K>L#<5]J:7[-^(T9>13IO&W
M+V)/"<*=\P0?/J2R(/AJF[J*G66F>IKK&6O\HIGZ&[K_N^Z!:$8UZ%]2M^$Y
M;/@;&R5B_"TA>!J?50-4R,CGRD9^GK_,C)@D:S,)UHLI>$9EKBBM>-#7/FV%
M[@FMTWE"\6[/'7_7D3A(M"*IR&"DA\J)BJFTI4 DK.XD$XYV:H3Z68F^#!ZU
MWE1"\>K96D.\436F)VO\R!W\HLV9)%J$;*%6UQJ_34_0;&7D>F'[/9A!X8P?
M0:&E_YGZK#KA+:HY*9OPZBRAC4K&W8[[R4Q)9RS-B?0R<?7+@)K"KYBR8JT4
M=?F]5[%A+$PFILL'W/$[E5(ZS[W3&*W+VOYIE\I[[J7P<X70OB^B;R2_[X1?
M87.]J#&TE:D.TZ6P(O?&3?BB5XD]MH3OBZ[^IB4DL!Y]8_:&1 F7.^2#H7\2
MU1\^F 7C]"S36]91=G5'UL8=Q9K-02-D?@"D#5.34OQ?5C%+X^<V[7)W5+GC
M7:;(%1N06]&EWJDN&P1\MX3KG"Z8GM^O&G?USZ1Y=W%7;RYGQW@F=IKUVN^W
MC;M&O4DNKCZ3^E^U7RZN?JZ3VO7E9:/9;%Q?;<6CM0L>_Z2J WZ?+[PD^9RN
MI8F%BCW#UZ33\AK G,;#*H5:",S"1L!,&T VC<W30$DM\^/\X-=4TLE@(ANQ
M:+[*SX2I+^!%+?<//@N[C^Y!S$'9P#W(68G $9I>? ^@V ,H=J+$8&9NZU=W
MY+9^<WU[]_)&Y:8O59]Z/O$%:3(;<4?,+!&2F/ECY^3E&11MXG<8\M:7W.=0
MOSZT.]2[9^3"]@D4F^5L;CF?SS6QZ-D@-[>L)Z1/CJ-G1L&S8<HG[ $HB=3%
MS#FIK#8--]H]J@=>TY-M1!#$H9WP*PXTT(7J'8>.1L 1\^(V))NH7M(1,8TD
MP08.QF3_QL3*[0)S2Q$4!'>W[)XK#.C]*RC98I')):J-JZOKYDV]1AI7M?0*
MA#S-2AB[D,1Q?4C!&J $4.GD>.2$*H)Y(0QX',(]PGU%P'Z #LI9ZW9 ]BZ6
MR9W,9TUTNUQAUI-\X2XC@+06DX_8S #Q2!N0;H'V?*)JILQLJ5C>GR4\.O-I
M"\9E,]=5/6IC/C<!7.!SCSI.]!SV%"+ %JY+>XI5H@^/"WIV5@*0F(;Q,814
MQ0C9K!A1F N,2?V_,QT[YXV/F.:(%SPPZ7.;NN'4!2.-.IFC#K[/E;#@+!-V
M(J/2'KUGJ99D]!NF8;G#*O1! +Z?-,#$=(\DABLRI0L5K05D9@ P<V!283:\
MJ0F.(76EQ6UXMI"PP&NP-7U8=6NB[_ER5!/.5BLXIFXQU^*SGA0/V.WT$EX
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M =/9[;L^]9CH*W=$%*BB:H]TS;"":($8 K<LS-K&\C!]: =PXHVBLC;$L&*
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M,"^R$)1\+N3L .28RVP?(.<)K7M]Q305R"L,;/&^ ]<Q:W :&>6C^W)'V/F
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M=?/%'==J2W_E2K:+IE\\HO;\#U!+ P04    " #[,*Y8U<D[S\($   W+
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E,#(T,#4Q,%]P<F4N>&UL4$L%!@     $  0  0$  (4>      $!

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>16
<FILENAME>d836696d8k_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/2023"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="iosp-20240510.xsd" xlink:type="simple"/>
    <context id="duration_2024-05-10_to_2024-05-10">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001054905</identifier>
        </entity>
        <period>
            <startDate>2024-05-10</startDate>
            <endDate>2024-05-10</endDate>
        </period>
    </context>
    <dei:AmendmentFlag contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-331">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="duration_2024-05-10_to_2024-05-10"
      id="Hidden_dei_EntityCentralIndexKey">0001054905</dei:EntityCentralIndexKey>
    <dei:DocumentType contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-342">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-343">2024-05-10</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-344">INNOSPEC INC.</dei:EntityRegistrantName>
    <dei:EntityFileNumber contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-345">1-13879</dei:EntityFileNumber>
    <dei:EntityIncorporationStateCountryCode contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-346">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityTaxIdentificationNumber contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-347">98-0181725</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-348">8310 South Valley Highway</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2 contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-349">Suite 350</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-350">Englewood</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-351">CO</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-352">80112</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-353">(303)</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-354">792-5554</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-355">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-356">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-357">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-358">false</dei:PreCommencementIssuerTenderOffer>
    <dei:EntityEmergingGrowthCompany contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-359">false</dei:EntityEmergingGrowthCompany>
    <dei:Security12bTitle contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-360">Common Stock</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-361">IOSP</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="duration_2024-05-10_to_2024-05-10" id="ixv-362">NASDAQ</dei:SecurityExchangeName>
</xbrl>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
