<SEC-DOCUMENT>0001104659-25-068797.txt : 20250718
<SEC-HEADER>0001104659-25-068797.hdr.sgml : 20250718
<ACCEPTANCE-DATETIME>20250718060213
ACCESSION NUMBER:		0001104659-25-068797
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		12
CONFORMED PERIOD OF REPORT:	20250712
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20250718
DATE AS OF CHANGE:		20250718

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ClearSign Technologies Corp
		CENTRAL INDEX KEY:			0001434524
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35521
		FILM NUMBER:		251132553

	BUSINESS ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133
		BUSINESS PHONE:		(918) 236-6461

	MAIL ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLEARSIGN COMBUSTION CORP
		DATE OF NAME CHANGE:	20080507
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>tm2521146d1_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
<XBRL>
<?xml version='1.0' encoding='ASCII'?>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" 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:link="http://www.xbrl.org/2003/linkbase" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:us-roles="http://fasb.org/us-roles/2025" xmlns:country="http://xbrl.sec.gov/country/2025" xmlns:srt="http://fasb.org/srt/2025" xmlns:clir="http://clearsign.com/20250712">
<head>
     <title></title>
<meta http-equiv="Content-Type" content="text/html"/>
</head>
<!-- Field: Set; Name: xdx; ID: xdx_02E_US%2DGAAP%2D2025 -->
<!-- Field: Set; Name: xdx; ID: xdx_03E_clir_clearsign.com_20250712 -->
<!-- Field: Set; Name: xdx; ID: xdx_048_20250712_20250712 -->
<!-- Field: Set; Name: xdx; ID: xdx_059_edei%2D%2DAmendmentFlag_false -->
<!-- Field: Set; Name: xdx; ID: xdx_056_edei%2D%2DEntityCentralIndexKey_0001434524 -->
<!-- Field: Set; Name: xdx; ID: xdx_06B_USD_1_iso4217%2D%2DUSD -->
<!-- Field: Set; Name: xdx; ID: xdx_062_Shares_2_xbrli%2D%2Dshares -->
<!-- Field: Set; Name: xdx; ID: xdx_06D_USDPShares_3_iso4217%2D%2DUSD_xbrli%2D%2Dshares -->
<body style="font: 10pt Times New Roman, Times, Serif">
<div style="display: none">
<ix:header>
 <ix:hidden>
  <ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000003" name="dei:AmendmentFlag">false</ix:nonNumeric>
  <ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000004" name="dei:EntityCentralIndexKey">0001434524</ix:nonNumeric>
  </ix:hidden>
 <ix:references>
  <link:schemaRef xlink:href="clir-20250712.xsd" xlink:type="simple"/>
  </ix:references>
 <ix:resources>
    <xbrli:context id="AsOf2025-07-12">
      <xbrli:entity>
        <xbrli:identifier scheme="http://www.sec.gov/CIK">0001434524</xbrli:identifier>
      </xbrli:entity>
      <xbrli:period>
        <xbrli:startDate>2025-07-12</xbrli:startDate>
        <xbrli:endDate>2025-07-12</xbrli:endDate>
      </xbrli:period>
    </xbrli:context>
    <xbrli:unit id="USD">
      <xbrli:measure>iso4217:USD</xbrli:measure>
    </xbrli:unit>
    <xbrli:unit id="Shares">
      <xbrli:measure>xbrli:shares</xbrli:measure>
    </xbrli:unit>
    <xbrli:unit id="USDPShares">
      <xbrli:divide>
        <xbrli:unitNumerator>
          <xbrli:measure>iso4217:USD</xbrli:measure>
        </xbrli:unitNumerator>
        <xbrli:unitDenominator>
          <xbrli:measure>xbrli:shares</xbrli:measure>
        </xbrli:unitDenominator>
      </xbrli:divide>
    </xbrli:unit>
  </ix:resources>
 </ix:header>
</div>


<!-- Field: Rule-Page --><div style="margin-top: 3pt; margin-bottom: 3pt; width: 100%"><div style="border-top: Black 2pt solid; border-bottom: Black 1pt solid; font-size: 1pt">&#160;</div></div><!-- Field: /Rule-Page -->

<p style="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">&#160;</p>

<p style="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>UNITED STATES</b>&#160;</p>

<p style="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>SECURITIES AND EXCHANGE COMMISSION</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>WASHINGTON, D.C. 20549</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>&#160;</b></p>

<p style="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>FORM <span id="xdx_90D_edei--DocumentType_c20250712__20250712_ziaSqV8N35S5"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000009" name="dei:DocumentType">8-K</ix:nonNumeric></span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>CURRENT REPORT</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>Pursuant to Section 13 or 15(d) of the</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>Securities Exchange Act of 1934</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>Date of report (Date of earliest event reported):
<span id="xdx_901_edei--DocumentPeriodEndDate_c20250712__20250712_z2VyXUozzfU3"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt:datemonthdayyearen" id="Fact000010" name="dei:DocumentPeriodEndDate">July 12, 2025</ix:nonNumeric></span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<p style="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b><span id="xdx_905_edei--EntityRegistrantName_c20250712__20250712_zxOmukV248gk"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000011" name="dei:EntityRegistrantName">CLEARSIGN TECHNOLOGIES CORPORATION</ix:nonNumeric></span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>(Exact name of registrant as specified in charter)</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <tr>
    <td style="vertical-align: top; width: 32%; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b><span id="xdx_905_edei--EntityIncorporationStateCountryCode_c20250712__20250712_zw5hv1qcZl85"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt-sec:stateprovnameen" id="Fact000012" name="dei:EntityIncorporationStateCountryCode">Delaware</ix:nonNumeric></span></b></span></td>
    <td style="vertical-align: bottom; width: 2%">&#160;</td>
    <td style="vertical-align: top; width: 32%; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b><span id="xdx_905_edei--EntityFileNumber_c20250712__20250712_zDARBMnQuU13"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000013" name="dei:EntityFileNumber">001-35521</ix:nonNumeric></span></b></span></td>
    <td style="vertical-align: bottom; width: 2%">&#160;</td>
    <td style="vertical-align: top; width: 32%; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b><span id="xdx_908_edei--EntityTaxIdentificationNumber_c20250712__20250712_zer60a50crQl" style="font-size: 10pt"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000014" name="dei:EntityTaxIdentificationNumber">26-2056298</ix:nonNumeric></span></b></span></td></tr>
  <tr>
    <td style="vertical-align: top">
    <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>(State or other jurisdiction of
    <br/>
incorporation)</b></p></td>
    <td style="vertical-align: bottom">&#160;</td>
    <td style="font-weight: bold; vertical-align: top; text-align: center"><b>(Commission File Number)</b></td>
    <td style="vertical-align: bottom">&#160;</td>
    <td style="vertical-align: top; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b>(IRS Employer
    <br/>
Identification No.)</b></span></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><span id="xdx_90E_edei--EntityAddressAddressLine1_c20250712__20250712_zj1qOKsIlti1"><b><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000015" name="dei:EntityAddressAddressLine1">8023 E. 63rd Place, Suite 101</ix:nonNumeric></b></span>
</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><span id="xdx_90B_edei--EntityAddressCityOrTown_c20250712__20250712_zy7fRQF25ffi"><b><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000016" name="dei:EntityAddressCityOrTown">Tulsa</ix:nonNumeric></b></span><b>,
<span id="xdx_90F_edei--EntityAddressStateOrProvince_c20250712__20250712_z1E90hv5J5A9"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt-sec:stateprovnameen" id="Fact000017" name="dei:EntityAddressStateOrProvince">Oklahoma</ix:nonNumeric></span> <span id="xdx_901_edei--EntityAddressPostalZipCode_c20250712__20250712_zz3ROZy0rJa"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000018" name="dei:EntityAddressPostalZipCode">74133</ix:nonNumeric></span></b></p>

<p style="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Address of Principal Executive Offices)
(Zip Code)</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>(<span id="xdx_909_edei--CityAreaCode_c20250712__20250712_zU6E05TA0snh"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000019" name="dei:CityAreaCode">918</ix:nonNumeric></span>) <span id="xdx_90D_edei--LocalPhoneNumber_c20250712__20250712_zDJfQStPtRrh"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000020" name="dei:LocalPhoneNumber">236-6461</ix:nonNumeric></span></b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>(Registrant's telephone number, including area code)</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">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 (see General Instruction A.2 below).</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <tr style="vertical-align: top">
    <td style="width: 24px"><span style="font: 10pt Wingdings"><span id="xdx_905_edei--WrittenCommunications_c20250712__20250712_zpvsqKZWtnm1"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt:booleanfalse" id="Fact000021" name="dei:WrittenCommunications">&#168;</ix:nonNumeric></span></span><span style="font: 10pt Times New Roman, Times, Serif">&#160;</span></td>
    <td style="text-align: justify"><span style="font: 10pt Times New Roman, Times, Serif">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <tr style="vertical-align: top">
    <td style="width: 24px"><span style="font: 10pt Wingdings"><span id="xdx_909_edei--SolicitingMaterial_c20250712__20250712_zdtjsIHr9z8f"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt:booleanfalse" id="Fact000022" name="dei:SolicitingMaterial">&#168;</ix:nonNumeric></span></span><span style="font: 10pt Times New Roman, Times, Serif">&#160;</span></td>
    <td style="text-align: justify"><span style="font: 10pt Times New Roman, Times, Serif">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR240.14a-12)</span></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <tr style="vertical-align: top">
    <td style="width: 24px"><span style="font: 10pt Wingdings"><span id="xdx_90E_edei--PreCommencementTenderOffer_c20250712__20250712_zg8eqs1Zfo81"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt:booleanfalse" id="Fact000023" name="dei:PreCommencementTenderOffer">&#168;</ix:nonNumeric></span></span><span style="font: 10pt Times New Roman, Times, Serif">&#160;</span></td>
    <td style="text-align: justify"><span style="font: 10pt Times New Roman, Times, Serif">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)).</span></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <tr style="vertical-align: top">
    <td style="width: 24px"><span style="font: 10pt Wingdings"><span id="xdx_900_edei--PreCommencementIssuerTenderOffer_c20250712__20250712_zY7f1TMIlAa9"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt:booleanfalse" id="Fact000024" name="dei:PreCommencementIssuerTenderOffer">&#168;</ix:nonNumeric></span></span><span style="font: 10pt Times New Roman, Times, Serif">&#160;</span></td>
    <td style="text-align: justify"><p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13(e)-4(c))</p></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Securities registered pursuant to Section 12(b) of the Act:</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <tr style="vertical-align: top">
    <td style="border-bottom: black 1pt solid; vertical-align: bottom; width: 34%; padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b>Title of each class</b></span></td>
    <td style="width: 1%; padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt">&#160;</td>
    <td style="border-bottom: black 1pt solid; vertical-align: bottom; width: 32%; padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b>Trading Symbol(s)</b></span></td>
    <td style="width: 1%; padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt">&#160;</td>
    <td style="border-bottom: black 1pt solid; width: 32%; padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b>Name
    of each exchange on which <br/>
registered</b></span></td></tr>
  <tr style="vertical-align: top">
    <td style="padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b><span id="xdx_90B_edei--Security12bTitle_c20250712__20250712_zNFGCZiNS4B2"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000025" name="dei:Security12bTitle">Common Stock</ix:nonNumeric></span></b></span></td>
    <td style="padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt">&#160;</td>
    <td style="padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b><span id="xdx_903_edei--TradingSymbol_c20250712__20250712_zk3hfEPSBvz9"><ix:nonNumeric contextRef="AsOf2025-07-12" id="Fact000026" name="dei:TradingSymbol">CLIR</ix:nonNumeric></span></b></span></td>
    <td style="padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt">&#160;</td>
    <td style="padding-top: 0.25pt; padding-right: 0.25pt; padding-left: 0.25pt; text-align: center"><span style="font: 10pt Times New Roman, Times, Serif"><b><span id="xdx_908_edei--SecurityExchangeName_c20250712__20250712_zkbLsEaNyW54"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt-sec:exchnameen" id="Fact000027" name="dei:SecurityExchangeName">The Nasdaq Stock Market LLC</ix:nonNumeric></span></b></span></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">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="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>


<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%"><tr style="vertical-align: top"><td style="width: 100%; text-align: right"><span style="font: 10pt Times New Roman, Times, Serif">Emerging growth
    company </span><span style="font: 10pt Wingdings"><span id="xdx_906_edei--EntityEmergingGrowthCompany_c20250712__20250712_zgLJelHAchU1"><ix:nonNumeric contextRef="AsOf2025-07-12" format="ixt:booleanfalse" id="Fact000028" name="dei:EntityEmergingGrowthCompany">&#168;</ix:nonNumeric></span></span></td>
    </tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>



<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">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. <span style="font-family: Wingdings">&#168;</span></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<!-- Field: Rule-Page --><div style="margin-top: 3pt; margin-bottom: 3pt; width: 100%"><div style="border-top: Black 1pt solid; border-bottom: Black 2pt solid; font-size: 1pt">&#160;</div></div><!-- Field: /Rule-Page -->

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></p>

<!-- Field: Page; Sequence: 1 -->
    <div style="border-bottom: Black 1pt solid; margin-top: 12pt; margin-bottom: 6pt"><p style="margin: 0pt">&#160;</p></div>
    <div style="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><p style="margin: 0pt">&#160;</p></div>
    <!-- Field: /Page -->

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white"><b>Item&#160;1.01.&#160;Entry into a Material
Definitive Agreement.</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 24.5pt; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 24.5pt; background-color: white">On
July 17, 2025, ClearSign Technologies Corporation (the &#8220;Company&#8221;) entered into <span style="background-color: white">an At
The Market Offering Agreement (the &#8220;ATM Agreement&#8221;) with H.C. Wainwright &amp; Co., LLC (&#8220;Wainwright&#8221;). In accordance
with the terms of the ATM Agreement, the Company may offer and sell from time to time through Wainwright, acting as sales agent, shares
of its common stock having an aggregate offering price of up to $10,390,000 (the &#8220;Placement Shares&#8221;). The Placement Shares
will be issued pursuant to the Company&#8217;s shelf registration statement on Form&#160;S-3 </span>filed with the Securities and Exchange
Commission (the &#8220;SEC&#8221;) on July 17, 2025 (the &#8220;Registration Statement&#8221;) and the prospectus relating to the offer
and sale of the Placement Shares that forms a part of the Registration Statement, following such time as the Registration Statement is
declared effective by the SEC.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">Because
there is no minimum offering amount required pursuant to the ATM Agreement, the total number of Placement Shares to be sold under the
ATM Agreement, if any, and proceeds to the Company, if any, are not determinable at this time. The Company expects that any proceeds received
from the offering of the Placement Shares pursuant to the ATM Agreement will be used for working capital, research and development, marketing
and sales and general corporate purposes.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">Under
the terms and subject to the conditions of the ATM Agreement, the Company will set the parameters for the sale of Placement Shares, including
the number or dollar amount of Placement Shares to be issued, the time period during which sales are requested to be made, any limitation
on the number or dollar amount of Placement Shares that may be sold in any one Trading Day (as defined in the ATM Agreement) and any minimum
price below which sales may not be made. Sales of Placement Shares, if any, will be made by any method permitted by law deemed to be an
&#8220;at the market offering&#8221; as defined in Rule 415(a)(4) promulgated under the Securities Act of 1933, as amended.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">The
Company will pay Wainwright a cash commission of up to 3.0% of the aggregate gross proceeds from the sale of Placement Shares sold pursuant
to the ATM Agreement. The Company will also reimburse Wainwright for certain specified expenses in connection with entering into the ATM
Agreement.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">The
offering of the Placement Shares pursuant to the ATM Agreement will terminate on such date that the ATM Agreement is terminated by the
Company or Wainwright in accordance with the terms therein. The Company may terminate the ATM Agreement at any time upon five (5) Business
Days&#8217; (as defined in the ATM Agreement) prior notice, and Wainwright may terminate the ATM Agreement at any time.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">The
ATM Agreement also contains representations, warranties and covenants that are customary for transactions of this type. The representations,
warranties and covenants contained in the ATM Agreement are made only for purposes of such agreement and as of the specific date, is solely
for the benefit of the parties to such agreement and may be subject to limitations agreed upon by the contracting parties.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white"><span style="background-color: white">The
Registration Statement for the Placement Shares has been filed with the SEC but has not yet become effective. The Placement Shares being
registered may not be sold, and offers to buy may not be accepted, prior to the time the Registration Statement becomes effective.&#160;</span>This
Current Report on Form 8-K does not constitute an offer to sell or the solicitation of an offer to buy any security nor any sale of these
securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities
laws of any such state.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">The
foregoing description of the ATM Agreement is qualified in its entirety by reference to the full text of the ATM Agreement, a copy of
which was filed as Exhibit 1.2 to the Registration Statement and is incorporated by reference.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white"><b>&#160;</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white"><b></b></p>

<!-- Field: Page; Sequence: 2 -->
    <div style="border-bottom: Black 1pt solid; margin-top: 12pt; margin-bottom: 6pt"><p style="margin: 0pt">&#160;</p></div>
    <div style="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><p style="margin: 0pt">&#160;</p></div>
    <!-- Field: /Page -->

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white"><b>&#160;</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white"><b>Item&#160;8.01. Other
Events.</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 24.5pt; background-color: white">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 24.5pt; background-color: white">Effective
as of July 12, 2025, the Company terminated its At-the-Market Sales Agreement (the &#8220;Virtu ATM Agreement&#8221;), dated as of December
23, 2020, that the Company entered into with Virtu Americas LLC (&#8220;Virtu&#8221;). Pursuant to the Virtu ATM Agreement, the Company
could offer and sell, from time to time, through or to Virtu, shares of its common stock having an aggregate offering price of up to $8,700,000.
A copy of the Virtu ATM Agreement was filed as Exhibit 1.1 to the Company&#8217;s Form 8-K filed with the SEC on December 23, 2020.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white">&#160;</p>

<p style="margin: 0"> <b>Item 9.01</b> <b>Financial Statements and Exhibits.</b></p>



<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white"><b>(d)&#160;Exhibits.</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-align: justify; background-color: white">(d)&#160;Exhibits.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%; background-color: white; border-collapse: collapse">
  <tr>
    <td style="border-bottom: black 1pt solid; white-space: nowrap; vertical-align: top; width: 10%"><span style="font-size: 10pt"><b>Exhibit&#160;No.</b></span></td>
    <td style="white-space: nowrap; vertical-align: top; width: 1%; padding-bottom: 1pt">&#160;</td>
    <td style="border-bottom: black 1pt solid; white-space: nowrap; vertical-align: bottom; width: 89%"><span style="font-size: 10pt"><b>Description</b></span></td></tr>
  <tr style="vertical-align: top">
    <td><a href="https://www.sec.gov/Archives/edgar/data/1434524/000110465925068740/tm2520917d1_ex1-2.htm" style="-sec-extract: exhibit"><span style="font-size: 10pt">1.1</span></a></td>
    <td>&#160;</td>
    <td><a href="https://www.sec.gov/Archives/edgar/data/1434524/000110465925068740/tm2520917d1_ex1-2.htm" style="-sec-extract: exhibit"><span style="font-size: 10pt">At The Market Offering Agreement by and between ClaerSign Technologies Corporation and H.C. Wainwright &amp; Co., LLC, dated July 17, 2025 (incorporated by reference to Exhibit 1.2 to the Company&#8217;s Form S-3 filed with the Securities and Exchange Commission on July 17, 2025).</span></a></td></tr>
  <tr style="vertical-align: top">
    <td><span style="font-size: 10pt">104</span></td>
    <td>&#160;</td>
    <td><span style="font-size: 10pt">Cover Page&#160;Interactive Data File (embedded within the Inline XBRL document).</span></td></tr>
  </table>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></p>

<!-- Field: Page; Sequence: 3 -->
    <div style="border-bottom: Black 1pt solid; margin-top: 12pt; margin-bottom: 6pt"><p style="margin: 0pt">&#160;</p></div>
    <div style="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><p style="margin: 0pt">&#160;</p></div>
    <!-- Field: /Page -->

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><b>SIGNATURE</b></p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">Pursuant
to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Current Report to be signed on its behalf
by the undersigned hereunto duly authorized.</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">Dated: July 18, 2025</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&#160;</p>

<table cellspacing="0" cellpadding="0" style="font: 10pt Times New Roman, Times, Serif; width: 100%; background-color: white; border-collapse: collapse">
  <tr style="vertical-align: top">
    <td>&#160;</td>
    <td colspan="2"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>CLEARSIGN TECHNOLOGIES CORPORATION</b></span></td></tr>
  <tr style="vertical-align: top">
    <td style="width: 50%">&#160;</td>
    <td style="width: 5%">&#160;</td>
    <td style="width: 45%">&#160;</td></tr>
  <tr style="vertical-align: top">
    <td>&#160;</td>
    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</span></td>
    <td style="border-bottom: black 1pt solid"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Colin James Deller</span></td></tr>
  <tr style="vertical-align: top">
    <td>&#160;</td>
    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</span></td>
    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Colin James Deller</span></td></tr>
  <tr style="vertical-align: top">
    <td>&#160;</td>
    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</span></td>
    <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Chief Executive Officer</span></td></tr>
  </table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&#160;</p>

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"></p>

<!-- Field: Page; Sequence: 5; Options: Last -->
    <div style="border-bottom: Black 1pt solid; margin-top: 12pt; margin-bottom: 6pt"><p style="margin: 0pt">&#160;</p></div>
    <!-- Field: /Page -->

<p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&#160;</p>

<!-- Field: Set; Name: xdx; ID: xdx_08B_extensions -->
<!-- eJxFjV0KwjAQhE/QOyx5Fo1RQfpoqCJWkSLia7BbCbbZsol/R/KWxhZxWViWmW9GiIFY0dLWyHBaFDkcsGlrExAKrJDRnTE69HqTQrwFXqwPbFzo3h+oKTIYmdlQTUwUOuvdeixTkPORVCM1BTlNpYT9ViRfXZOrbIkuWFODcSXsmVq2GAy/+oSDeZKj5tVVHZG9JZfCeCh7+Q1KjhXs6G4exFcPea5FMugmESumWxtd2TOg+5KQ1djEOt/T/00+A3pKhw== -->
</body> </html>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>clir-20250712.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" ?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.1a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
    <!-- Field: Doc-Info; Name: Misc; Value: +aA5w7xRiXgen8uLa3ZcWaOBmbOdzZR+GYkxtmB0bWkqby0nh/IvXyDKqXsGccEE -->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:srt="http://fasb.org/srt/2025" xmlns:srt-types="http://fasb.org/srt-types/2025" xmlns:clir="http://clearsign.com/20250712" elementFormDefault="qualified" targetNamespace="http://clearsign.com/20250712">
    <annotation>
      <appinfo>
        <link:roleType roleURI="http://clearsign.com/role/Cover" id="Cover">
          <link:definition>00000001 - Document - Cover</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:linkbaseRef xlink:type="simple" xlink:href="clir-20250712_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="clir-20250712_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links" />
      </appinfo>
    </annotation>
    <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
    <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
    <import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd" />
    <import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd" />
    <import namespace="http://fasb.org/us-types/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd" />
    <import namespace="http://xbrl.sec.gov/country/2025" schemaLocation="https://xbrl.sec.gov/country/2025/country-2025.xsd" />
    <import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd" />
    <import namespace="http://fasb.org/srt-types/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd" />
</schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>3
<FILENAME>clir-20250712_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.1a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" roleURI="http://www.xbrl.org/2009/role/negatedLabel" />
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" />
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" />
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" />
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" />
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" />
    <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" roleURI="http://www.xbrl.org/2009/role/netLabel" />
    <link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="dei_CoverAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CoverAbstract" xlink:to="dei_CoverAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CoverAbstract_lbl" xml:lang="en-US">Cover [Abstract]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="dei_DocumentType" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US">Document Type</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US">Amendment Flag</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentDescription" xlink:label="dei_AmendmentDescription" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentDescription" xlink:to="dei_AmendmentDescription_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentDescription_lbl" xml:lang="en-US">Amendment Description</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentRegistrationStatement" xlink:label="dei_DocumentRegistrationStatement" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentRegistrationStatement" xlink:to="dei_DocumentRegistrationStatement_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentRegistrationStatement_lbl" xml:lang="en-US">Document Registration Statement</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAnnualReport" xlink:label="dei_DocumentAnnualReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentAnnualReport" xlink:to="dei_DocumentAnnualReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentAnnualReport_lbl" xml:lang="en-US">Document Annual Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport" xlink:label="dei_DocumentQuarterlyReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentQuarterlyReport" xlink:to="dei_DocumentQuarterlyReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentQuarterlyReport_lbl" xml:lang="en-US">Document Quarterly Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport" xlink:label="dei_DocumentTransitionReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentTransitionReport" xlink:to="dei_DocumentTransitionReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentTransitionReport_lbl" xml:lang="en-US">Document Transition Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyReport" xlink:label="dei_DocumentShellCompanyReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentShellCompanyReport" xlink:to="dei_DocumentShellCompanyReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentShellCompanyReport_lbl" xml:lang="en-US">Document Shell Company Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyEventDate" xlink:label="dei_DocumentShellCompanyEventDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentShellCompanyEventDate" xlink:to="dei_DocumentShellCompanyEventDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentShellCompanyEventDate_lbl" xml:lang="en-US">Document Shell Company Event Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodStartDate" xlink:label="dei_DocumentPeriodStartDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodStartDate" xlink:to="dei_DocumentPeriodStartDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodStartDate_lbl" xml:lang="en-US">Document Period Start Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US">Document Period End Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalPeriodFocus" xlink:to="dei_DocumentFiscalPeriodFocus_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US">Document Fiscal Period Focus</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalYearFocus" xlink:to="dei_DocumentFiscalYearFocus_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US">Document Fiscal Year Focus</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US">Current Fiscal Year End Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFileNumber_lbl" xml:lang="en-US">Entity File Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US">Entity Registrant Name</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US">Entity Central Index Key</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPrimarySicNumber" xlink:label="dei_EntityPrimarySicNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPrimarySicNumber" xlink:to="dei_EntityPrimarySicNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPrimarySicNumber_lbl" xml:lang="en-US">Entity Primary SIC Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xml:lang="en-US">Entity Tax Identification Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xml:lang="en-US">Entity Incorporation, State or Country Code</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine1_lbl" xml:lang="en-US">Entity Address, Address Line One</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="dei_EntityAddressAddressLine2" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine2" xlink:to="dei_EntityAddressAddressLine2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine2_lbl" xml:lang="en-US">Entity Address, Address Line Two</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine3" xlink:label="dei_EntityAddressAddressLine3" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine3" xlink:to="dei_EntityAddressAddressLine3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine3_lbl" xml:lang="en-US">Entity Address, Address Line Three</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressCityOrTown_lbl" xml:lang="en-US">Entity Address, City or Town</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressStateOrProvince_lbl" xml:lang="en-US">Entity Address, State or Province</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCountry" xlink:label="dei_EntityAddressCountry" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCountry" xlink:to="dei_EntityAddressCountry_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressCountry_lbl" xml:lang="en-US">Entity Address, Country</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressPostalZipCode_lbl" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CountryRegion" xlink:label="dei_CountryRegion" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CountryRegion" xlink:to="dei_CountryRegion_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CountryRegion_lbl" xml:lang="en-US">Country Region</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CityAreaCode_lbl" xml:lang="en-US">City Area Code</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_LocalPhoneNumber_lbl" xml:lang="en-US">Local Phone Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Extension" xlink:label="dei_Extension" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Extension" xlink:to="dei_Extension_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Extension_lbl" xml:lang="en-US">Extension</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_WrittenCommunications_lbl" xml:lang="en-US">Written Communications</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SolicitingMaterial_lbl" xml:lang="en-US">Soliciting Material</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_PreCommencementTenderOffer_lbl" xml:lang="en-US">Pre-commencement Tender Offer</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementIssuerTenderOffer" xlink:to="dei_PreCommencementIssuerTenderOffer_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_PreCommencementIssuerTenderOffer_lbl" xml:lang="en-US">Pre-commencement Issuer Tender Offer</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Security12bTitle_lbl" xml:lang="en-US">Title of 12(b) Security</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="dei_NoTradingSymbolFlag" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_NoTradingSymbolFlag" xlink:to="dei_NoTradingSymbolFlag_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_NoTradingSymbolFlag_lbl" xml:lang="en-US">No Trading Symbol Flag</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US">Trading Symbol</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SecurityExchangeName_lbl" xml:lang="en-US">Security Exchange Name</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12gTitle" xlink:label="dei_Security12gTitle" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12gTitle" xlink:to="dei_Security12gTitle_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Security12gTitle_lbl" xml:lang="en-US">Title of 12(g) Security</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityReportingObligation" xlink:label="dei_SecurityReportingObligation" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityReportingObligation" xlink:to="dei_SecurityReportingObligation_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SecurityReportingObligation_lbl" xml:lang="en-US">Security Reporting Obligation</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AnnualInformationForm" xlink:label="dei_AnnualInformationForm" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AnnualInformationForm" xlink:to="dei_AnnualInformationForm_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AnnualInformationForm_lbl" xml:lang="en-US">Annual Information Form</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditedAnnualFinancialStatements" xlink:label="dei_AuditedAnnualFinancialStatements" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AuditedAnnualFinancialStatements" xlink:to="dei_AuditedAnnualFinancialStatements_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AuditedAnnualFinancialStatements_lbl" xml:lang="en-US">Audited Annual Financial Statements</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityWellKnownSeasonedIssuer" xlink:to="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xml:lang="en-US">Entity Well-known Seasoned Issuer</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityVoluntaryFilers" xlink:label="dei_EntityVoluntaryFilers" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityVoluntaryFilers" xlink:to="dei_EntityVoluntaryFilers_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityVoluntaryFilers_lbl" xml:lang="en-US">Entity Voluntary Filers</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCurrentReportingStatus" xlink:to="dei_EntityCurrentReportingStatus_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCurrentReportingStatus_lbl" xml:lang="en-US">Entity Current Reporting Status</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent" xlink:label="dei_EntityInteractiveDataCurrent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityInteractiveDataCurrent" xlink:to="dei_EntityInteractiveDataCurrent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xml:lang="en-US">Entity Interactive Data Current</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US">Entity Filer Category</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness" xlink:label="dei_EntitySmallBusiness" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntitySmallBusiness_lbl" xml:lang="en-US">Entity Small Business</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US">Entity Emerging Growth Company</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod" xlink:label="dei_EntityExTransitionPeriod" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityExTransitionPeriod" xlink:to="dei_EntityExTransitionPeriod_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityExTransitionPeriod_lbl" xml:lang="en-US">Elected Not To Use the Extended Transition Period</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAccountingStandard" xlink:label="dei_DocumentAccountingStandard" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentAccountingStandard" xlink:to="dei_DocumentAccountingStandard_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentAccountingStandard_lbl" xml:lang="en-US">Document Accounting Standard</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_OtherReportingStandardItemNumber" xlink:label="dei_OtherReportingStandardItemNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_OtherReportingStandardItemNumber" xlink:to="dei_OtherReportingStandardItemNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_OtherReportingStandardItemNumber_lbl" xml:lang="en-US">Other Reporting Standard Item Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany" xlink:label="dei_EntityShellCompany" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityShellCompany" xlink:to="dei_EntityShellCompany_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityShellCompany_lbl" xml:lang="en-US">Entity Shell Company</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPublicFloat" xlink:label="dei_EntityPublicFloat" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPublicFloat" xlink:to="dei_EntityPublicFloat_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPublicFloat_lbl" xml:lang="en-US">Entity Public Float</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityBankruptcyProceedingsReportingCurrent" xlink:label="dei_EntityBankruptcyProceedingsReportingCurrent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityBankruptcyProceedingsReportingCurrent" xlink:to="dei_EntityBankruptcyProceedingsReportingCurrent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityBankruptcyProceedingsReportingCurrent_lbl" xml:lang="en-US">Entity Bankruptcy Proceedings, Reporting Current</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCommonStockSharesOutstanding" xlink:to="dei_EntityCommonStockSharesOutstanding_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentsIncorporatedByReferenceTextBlock" xlink:to="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xml:lang="en-US">Documents Incorporated by Reference [Text Block]</link:label>
    </link:labelLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>4
<FILENAME>clir-20250712_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.1a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="clir-20250712.xsd#Cover" roleURI="http://clearsign.com/role/Cover" />
    <link:presentationLink xlink:type="extended" xlink:role="http://clearsign.com/role/Cover" xlink:title="00000001 - Document - Cover">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="loc_deiCoverAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="loc_deiDocumentType" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentType" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="loc_deiAmendmentFlag" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAmendmentFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentDescription" xlink:label="loc_deiAmendmentDescription" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAmendmentDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentRegistrationStatement" xlink:label="loc_deiDocumentRegistrationStatement" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentRegistrationStatement" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAnnualReport" xlink:label="loc_deiDocumentAnnualReport" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentAnnualReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport" xlink:label="loc_deiDocumentQuarterlyReport" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentQuarterlyReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport" xlink:label="loc_deiDocumentTransitionReport" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentTransitionReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyReport" xlink:label="loc_deiDocumentShellCompanyReport" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentShellCompanyReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyEventDate" xlink:label="loc_deiDocumentShellCompanyEventDate" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentShellCompanyEventDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodStartDate" xlink:label="loc_deiDocumentPeriodStartDate" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentPeriodStartDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_deiDocumentPeriodEndDate" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentPeriodEndDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_deiDocumentFiscalPeriodFocus" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentFiscalPeriodFocus" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_deiDocumentFiscalYearFocus" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentFiscalYearFocus" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_deiCurrentFiscalYearEndDate" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiCurrentFiscalYearEndDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="loc_deiEntityFileNumber" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityFileNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="loc_deiEntityRegistrantName" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityRegistrantName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="loc_deiEntityCentralIndexKey" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityCentralIndexKey" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPrimarySicNumber" xlink:label="loc_deiEntityPrimarySicNumber" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityPrimarySicNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_deiEntityTaxIdentificationNumber" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityTaxIdentificationNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_deiEntityIncorporationStateCountryCode" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityIncorporationStateCountryCode" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_deiEntityAddressAddressLine1" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressAddressLine1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="loc_deiEntityAddressAddressLine2" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressAddressLine2" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine3" xlink:label="loc_deiEntityAddressAddressLine3" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressAddressLine3" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_deiEntityAddressCityOrTown" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressCityOrTown" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_deiEntityAddressStateOrProvince" />
      <link:presentationArc order="240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressStateOrProvince" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCountry" xlink:label="loc_deiEntityAddressCountry" />
      <link:presentationArc order="250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressCountry" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_deiEntityAddressPostalZipCode" />
      <link:presentationArc order="260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressPostalZipCode" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CountryRegion" xlink:label="loc_deiCountryRegion" />
      <link:presentationArc order="270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiCountryRegion" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="loc_deiCityAreaCode" />
      <link:presentationArc order="280" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiCityAreaCode" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="loc_deiLocalPhoneNumber" />
      <link:presentationArc order="290" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiLocalPhoneNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Extension" xlink:label="loc_deiExtension" />
      <link:presentationArc order="300" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiExtension" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications" xlink:label="loc_deiWrittenCommunications" />
      <link:presentationArc order="310" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiWrittenCommunications" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial" xlink:label="loc_deiSolicitingMaterial" />
      <link:presentationArc order="320" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSolicitingMaterial" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer" xlink:label="loc_deiPreCommencementTenderOffer" />
      <link:presentationArc order="330" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiPreCommencementTenderOffer" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="loc_deiPreCommencementIssuerTenderOffer" />
      <link:presentationArc order="340" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiPreCommencementIssuerTenderOffer" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="loc_deiSecurity12bTitle" />
      <link:presentationArc order="350" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurity12bTitle" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="loc_deiNoTradingSymbolFlag" />
      <link:presentationArc order="360" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiNoTradingSymbolFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="loc_deiTradingSymbol" />
      <link:presentationArc order="370" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiTradingSymbol" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="loc_deiSecurityExchangeName" />
      <link:presentationArc order="380" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurityExchangeName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12gTitle" xlink:label="loc_deiSecurity12gTitle" />
      <link:presentationArc order="390" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurity12gTitle" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityReportingObligation" xlink:label="loc_deiSecurityReportingObligation" />
      <link:presentationArc order="400" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurityReportingObligation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AnnualInformationForm" xlink:label="loc_deiAnnualInformationForm" />
      <link:presentationArc order="410" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAnnualInformationForm" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditedAnnualFinancialStatements" xlink:label="loc_deiAuditedAnnualFinancialStatements" />
      <link:presentationArc order="420" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAuditedAnnualFinancialStatements" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="loc_deiEntityWellKnownSeasonedIssuer" />
      <link:presentationArc order="430" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityWellKnownSeasonedIssuer" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityVoluntaryFilers" xlink:label="loc_deiEntityVoluntaryFilers" />
      <link:presentationArc order="440" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityVoluntaryFilers" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_deiEntityCurrentReportingStatus" />
      <link:presentationArc order="450" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityCurrentReportingStatus" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent" xlink:label="loc_deiEntityInteractiveDataCurrent" />
      <link:presentationArc order="460" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityInteractiveDataCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory" xlink:label="loc_deiEntityFilerCategory" />
      <link:presentationArc order="470" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityFilerCategory" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness" xlink:label="loc_deiEntitySmallBusiness" />
      <link:presentationArc order="480" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntitySmallBusiness" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_deiEntityEmergingGrowthCompany" />
      <link:presentationArc order="490" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityEmergingGrowthCompany" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod" xlink:label="loc_deiEntityExTransitionPeriod" />
      <link:presentationArc order="500" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityExTransitionPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAccountingStandard" xlink:label="loc_deiDocumentAccountingStandard" />
      <link:presentationArc order="510" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentAccountingStandard" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_OtherReportingStandardItemNumber" xlink:label="loc_deiOtherReportingStandardItemNumber" />
      <link:presentationArc order="520" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiOtherReportingStandardItemNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany" xlink:label="loc_deiEntityShellCompany" />
      <link:presentationArc order="530" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityShellCompany" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPublicFloat" xlink:label="loc_deiEntityPublicFloat" />
      <link:presentationArc order="540" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityPublicFloat" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityBankruptcyProceedingsReportingCurrent" xlink:label="loc_deiEntityBankruptcyProceedingsReportingCurrent" />
      <link:presentationArc order="550" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityBankruptcyProceedingsReportingCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_deiEntityCommonStockSharesOutstanding" />
      <link:presentationArc order="560" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityCommonStockSharesOutstanding" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="loc_deiDocumentsIncorporatedByReferenceTextBlock" />
      <link:presentationArc order="570" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentsIncorporatedByReferenceTextBlock" xlink:type="arc" />
    </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;">v3.25.2</span><table class="report" border="0" cellspacing="2" id="id2">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Cover<br></strong></div></th>
<th class="th"><div>Jul. 12, 2025</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_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_AmendmentFlag', window );">Amendment Flag</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_DocumentPeriodEndDate', window );">Document Period End Date</a></td>
<td class="text">Jul. 12,  2025<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">001-35521<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">CLEARSIGN TECHNOLOGIES CORPORATION<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">0001434524<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_EntityTaxIdentificationNumber', window );">Entity Tax Identification Number</a></td>
<td class="text">26-2056298<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityIncorporationStateCountryCode', window );">Entity Incorporation, State or Country Code</a></td>
<td class="text">DE<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressAddressLine1', window );">Entity Address, Address Line One</a></td>
<td class="text">8023 E. 63rd Place, Suite 101<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressCityOrTown', window );">Entity Address, City or Town</a></td>
<td class="text">Tulsa<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressStateOrProvince', window );">Entity Address, State or Province</a></td>
<td class="text">OK<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressPostalZipCode', window );">Entity Address, Postal Zip Code</a></td>
<td class="text">74133<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CityAreaCode', window );">City Area Code</a></td>
<td class="text">918<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">236-6461<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_WrittenCommunications', window );">Written Communications</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SolicitingMaterial', window );">Soliciting Material</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementTenderOffer', window );">Pre-commencement Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementIssuerTenderOffer', window );">Pre-commencement Issuer Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_Security12bTitle', window );">Title of 12(b) Security</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">CLIR<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CoverAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Cover page.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CoverAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementIssuerTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 13e<br> -Subsection 4c<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementIssuerTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14d<br> -Subsection 2b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_Security12bTitle</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:securityTitleItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SecurityExchangeName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the Exchange on which a security is registered.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection d1-1<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SecurityExchangeName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarExchangeCodeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SolicitingMaterial">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14a<br> -Subsection 12<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SolicitingMaterial</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_TradingSymbol">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Trading symbol of an instrument as listed on an exchange.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_TradingSymbol</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:tradingSymbolItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_WrittenCommunications">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Securities Act<br> -Number 230<br> -Section 425<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_WrittenCommunications</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>7
<FILENAME>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>8
<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>10
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.25.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>1</ContextCount>
  <ElementCount>22</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>0</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>3</UnitCount>
  <MyReports>
    <Report instance="tm2521146d1_8k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://clearsign.com/role/Cover</Role>
      <ShortName>Cover</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>clir-20250712.xsd</File>
    <File>clir-20250712_lab.xml</File>
    <File>clir-20250712_pre.xml</File>
    <File doctype="8-K" isOnlyDei="true" isUsgaap="true" original="tm2521146d1_8k.htm">tm2521146d1_8k.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="22">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>12
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
{
 "version": "2.2",
 "instance": {
  "tm2521146d1_8k.htm": {
   "nsprefix": "clir",
   "nsuri": "http://clearsign.com/20250712",
   "dts": {
    "schema": {
     "local": [
      "clir-20250712.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/2006/ref-2006-02-27.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/dtr/type/2022-03-31/types.xsd",
      "https://www.xbrl.org/dtr/type/2024-01-31/types.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-roles-2025.xsd",
      "https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd",
      "https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd",
      "https://xbrl.sec.gov/country/2025/country-2025.xsd",
      "https://xbrl.sec.gov/dei/2025/dei-2025.xsd",
      "https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd"
     ]
    },
    "labelLink": {
     "local": [
      "clir-20250712_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "clir-20250712_pre.xml"
     ]
    },
    "inline": {
     "local": [
      "tm2521146d1_8k.htm"
     ]
    }
   },
   "keyStandard": 22,
   "keyCustom": 0,
   "axisStandard": 0,
   "axisCustom": 0,
   "memberStandard": 0,
   "memberCustom": 0,
   "hidden": {
    "total": 2,
    "http://xbrl.sec.gov/dei/2025": 2
   },
   "contextCount": 1,
   "entityCount": 1,
   "segmentCount": 0,
   "elementCount": 59,
   "unitCount": 3,
   "baseTaxonomies": {
    "http://xbrl.sec.gov/dei/2025": 22
   },
   "report": {
    "R1": {
     "role": "http://clearsign.com/role/Cover",
     "longName": "00000001 - Document - Cover",
     "shortName": "Cover",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "AsOf2025-07-12",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "b",
       "p",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "tm2521146d1_8k.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "AsOf2025-07-12",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "b",
       "p",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "tm2521146d1_8k.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "dei_AmendmentDescription": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AmendmentDescription",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Description",
        "documentation": "Description of changes contained within amended document."
       }
      }
     },
     "auth_ref": []
    },
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Flag",
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
       }
      }
     },
     "auth_ref": []
    },
    "dei_AnnualInformationForm": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AnnualInformationForm",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Annual Information Form",
        "documentation": "Boolean flag with value true on a form if it is an annual report containing an annual information form."
       }
      }
     },
     "auth_ref": [
      "r14"
     ]
    },
    "dei_AuditedAnnualFinancialStatements": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AuditedAnnualFinancialStatements",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Audited Annual Financial Statements",
        "documentation": "Boolean flag with value true on a form if it is an annual report containing audited financial statements."
       }
      }
     },
     "auth_ref": [
      "r14"
     ]
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CityAreaCode",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "dei_CountryRegion": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CountryRegion",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Country Region",
        "documentation": "Region code of country"
       }
      }
     },
     "auth_ref": []
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Cover [Abstract]",
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "dei_CurrentFiscalYearEndDate": {
     "xbrltype": "gMonthDayItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CurrentFiscalYearEndDate",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Fiscal Year End Date",
        "documentation": "End date of current fiscal year in the format --MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentAccountingStandard": {
     "xbrltype": "accountingStandardItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentAccountingStandard",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Accounting Standard",
        "documentation": "The basis of accounting the registrant has used to prepare the financial statements included in this filing This can either be 'U.S. GAAP', 'International Financial Reporting Standards', or 'Other'."
       }
      }
     },
     "auth_ref": [
      "r13"
     ]
    },
    "dei_DocumentAnnualReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentAnnualReport",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Annual Report",
        "documentation": "Boolean flag that is true only for a form used as an annual report."
       }
      }
     },
     "auth_ref": [
      "r11",
      "r13",
      "r14"
     ]
    },
    "dei_DocumentFiscalPeriodFocus": {
     "xbrltype": "fiscalPeriodItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentFiscalPeriodFocus",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Fiscal Period Focus",
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentFiscalYearFocus": {
     "xbrltype": "gYearItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentFiscalYearFocus",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Fiscal Year Focus",
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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_DocumentPeriodStartDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentPeriodStartDate",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Period Start Date",
        "documentation": "The start date of the period covered in the document, in YYYY-MM-DD format."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentQuarterlyReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentQuarterlyReport",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Quarterly Report",
        "documentation": "Boolean flag that is true only for a form used as an quarterly report."
       }
      }
     },
     "auth_ref": [
      "r12"
     ]
    },
    "dei_DocumentRegistrationStatement": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentRegistrationStatement",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Registration Statement",
        "documentation": "Boolean flag that is true only for a form used as a registration statement."
       }
      }
     },
     "auth_ref": [
      "r0"
     ]
    },
    "dei_DocumentShellCompanyEventDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentShellCompanyEventDate",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Shell Company Event Date",
        "documentation": "Date of event requiring a shell company report."
       }
      }
     },
     "auth_ref": [
      "r13"
     ]
    },
    "dei_DocumentShellCompanyReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentShellCompanyReport",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Shell Company Report",
        "documentation": "Boolean flag that is true for a Shell Company Report pursuant to section 13 or 15(d) of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r13"
     ]
    },
    "dei_DocumentTransitionReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentTransitionReport",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Transition Report",
        "documentation": "Boolean flag that is true only for a form used as a transition report."
       }
      }
     },
     "auth_ref": [
      "r15"
     ]
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentType",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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_DocumentsIncorporatedByReferenceTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentsIncorporatedByReferenceTextBlock",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Documents Incorporated by Reference [Text Block]",
        "documentation": "Documents incorporated by reference."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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/2025",
     "localname": "EntityAddressAddressLine2",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line Two",
        "documentation": "Address Line 2 such as Street or Suite number"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine3": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressAddressLine3",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line Three",
        "documentation": "Address Line 3 such as an Office Park"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCountry": {
     "xbrltype": "countryCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressCountry",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Country",
        "documentation": "ISO 3166-1 alpha-2 country code."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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/2025",
     "localname": "EntityAddressStateOrProvince",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, State or Province",
        "documentation": "Name of the state or province."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityBankruptcyProceedingsReportingCurrent": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityBankruptcyProceedingsReportingCurrent",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Bankruptcy Proceedings, Reporting Current",
        "documentation": "For registrants involved in bankruptcy proceedings during the preceding five years, the value Yes indicates that the registrant has filed all documents and reports required to be filed by Section 12, 13 or 15(d) of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court; the value No indicates the registrant has not. Registrants not involved in bankruptcy proceedings during the preceding five years should not report this element."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r2"
     ]
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCommonStockSharesOutstanding",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Common Stock, Shares Outstanding",
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCurrentReportingStatus": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCurrentReportingStatus",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Current Reporting Status",
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_EntityExTransitionPeriod": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityExTransitionPeriod",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Elected Not To Use the Extended Transition Period",
        "documentation": "Indicate if an emerging growth company has elected not to use the extended transition period for complying with any new or revised financial accounting standards."
       }
      }
     },
     "auth_ref": [
      "r19"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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_EntityFilerCategory": {
     "xbrltype": "filerCategoryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityFilerCategory",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Filer Category",
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Incorporation, State or Country Code",
        "documentation": "Two-character EDGAR code representing the state or country of incorporation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityInteractiveDataCurrent": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityInteractiveDataCurrent",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Interactive Data Current",
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files)."
       }
      }
     },
     "auth_ref": [
      "r16"
     ]
    },
    "dei_EntityPrimarySicNumber": {
     "xbrltype": "sicNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityPrimarySicNumber",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Primary SIC Number",
        "documentation": "Primary Standard Industrial Classification (SIC) Number for the Entity."
       }
      }
     },
     "auth_ref": [
      "r14"
     ]
    },
    "dei_EntityPublicFloat": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityPublicFloat",
     "crdr": "credit",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Public Float",
        "documentation": "The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r2"
     ]
    },
    "dei_EntityShellCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityShellCompany",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Shell Company",
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_EntitySmallBusiness": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntitySmallBusiness",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Small Business",
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC)."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_EntityTaxIdentificationNumber": {
     "xbrltype": "employerIdItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityTaxIdentificationNumber",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r2"
     ]
    },
    "dei_EntityVoluntaryFilers": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityVoluntaryFilers",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Voluntary Filers",
        "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityWellKnownSeasonedIssuer": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityWellKnownSeasonedIssuer",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Well-known Seasoned Issuer",
        "documentation": "Indicate 'Yes' or 'No' if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "dei_Extension": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "Extension",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Extension",
        "documentation": "Extension number for local phone number."
       }
      }
     },
     "auth_ref": []
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "dei_NoTradingSymbolFlag": {
     "xbrltype": "trueItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "NoTradingSymbolFlag",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "No Trading Symbol Flag",
        "documentation": "Boolean flag that is true only for a security having no trading symbol."
       }
      }
     },
     "auth_ref": []
    },
    "dei_OtherReportingStandardItemNumber": {
     "xbrltype": "otherReportingStandardItemNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "OtherReportingStandardItemNumber",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Reporting Standard Item Number",
        "documentation": "\"Item 17\" or \"Item 18\" specified when the basis of accounting is neither US GAAP nor IFRS."
       }
      }
     },
     "auth_ref": [
      "r13"
     ]
    },
    "dei_PreCommencementIssuerTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "PreCommencementIssuerTenderOffer",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r7"
     ]
    },
    "dei_PreCommencementTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "PreCommencementTenderOffer",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r9"
     ]
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "Security12bTitle",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_Security12gTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "Security12gTitle",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(g) Security",
        "documentation": "Title of a 12(g) registered security."
       }
      }
     },
     "auth_ref": [
      "r5"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "dei_SecurityReportingObligation": {
     "xbrltype": "securityReportingObligationItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SecurityReportingObligation",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Reporting Obligation",
        "documentation": "15(d), indicating whether the security has a reporting obligation under that section of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r10"
     ]
    },
    "dei_SolicitingMaterial": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SolicitingMaterial",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r8"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "TradingSymbol",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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/2025",
     "localname": "WrittenCommunications",
     "presentation": [
      "http://clearsign.com/role/Cover"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "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": [
      "r18"
     ]
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12"
  },
  "r1": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r2": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r3": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-23"
  },
  "r4": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r5": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "g"
  },
  "r6": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12, 13, 15d"
  },
  "r7": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "13e",
   "Subsection": "4c"
  },
  "r8": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14a",
   "Subsection": "12"
  },
  "r9": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14d",
   "Subsection": "2b"
  },
  "r10": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "15",
   "Subsection": "d"
  },
  "r11": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 10-K",
   "Number": "249",
   "Section": "310"
  },
  "r12": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 10-Q",
   "Number": "240",
   "Section": "308",
   "Subsection": "a"
  },
  "r13": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Number": "249",
   "Section": "220",
   "Subsection": "f"
  },
  "r14": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Number": "249",
   "Section": "240",
   "Subsection": "f"
  },
  "r15": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r16": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-T",
   "Number": "232",
   "Section": "405"
  },
  "r17": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "405"
  },
  "r18": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "425"
  },
  "r19": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "7A",
   "Section": "B",
   "Subsection": "2"
  }
 }
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>13
<FILENAME>0001104659-25-068797-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 0001104659-25-068797-xbrl.zip
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M]5IE%F.+(J)GMC!HD^EQ37"*?^CD@3GHG=H0PWC=:Z[O!0N0H&&EQP6U7"_
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M*0+$_^=+P7^D%BD"=U0QF=A+N@*P/S(&4C_'I.Y1B,K[6B10VEM3</Z##_M
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MR@D?,PWS)IT8%H&0 1[C;/Y8^W%ISV1PRS1!)!H6A;/@"/AY3'4]^+PV&S%
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M ;^KN0INA%\'7OT?4$L! A0#%     @ 13#R6AUY#!8G P  Y0L  !$
M         ( !     &-L:7(M,C R-3 W,3(N>'-D4$L! A0#%     @ 13#R
M6O#TV5;]"@  ?X8  !4              ( !5@,  &-L:7(M,C R-3 W,3)?
M;&%B+GAM;%!+ 0(4 Q0    ( $4P\EJN*N8<6@<  -97   5
M  "  88.  !C;&ER+3(P,C4P-S$R7W!R92YX;6Q02P$"% ,4    " !%,/):
M+"A:5 08  "Y?P  $@              @ $3%@  =&TR-3(Q,30V9#%?.&LN
9:'1M4$L%!@     $  0 !0$  $<N      $!

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>14
<FILENAME>tm2521146d1_8k_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/2025"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="clir-20250712.xsd" xlink:type="simple"/>
    <context id="AsOf2025-07-12">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001434524</identifier>
        </entity>
        <period>
            <startDate>2025-07-12</startDate>
            <endDate>2025-07-12</endDate>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="Shares">
        <measure>shares</measure>
    </unit>
    <unit id="USDPShares">
        <divide>
            <unitNumerator>
                <measure>iso4217:USD</measure>
            </unitNumerator>
            <unitDenominator>
                <measure>shares</measure>
            </unitDenominator>
        </divide>
    </unit>
    <dei:AmendmentFlag contextRef="AsOf2025-07-12" id="Fact000003">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey contextRef="AsOf2025-07-12" id="Fact000004">0001434524</dei:EntityCentralIndexKey>
    <dei:DocumentType contextRef="AsOf2025-07-12" id="Fact000009">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate contextRef="AsOf2025-07-12" id="Fact000010">2025-07-12</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName contextRef="AsOf2025-07-12" id="Fact000011">CLEARSIGN TECHNOLOGIES CORPORATION</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode contextRef="AsOf2025-07-12" id="Fact000012">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber contextRef="AsOf2025-07-12" id="Fact000013">001-35521</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber contextRef="AsOf2025-07-12" id="Fact000014">26-2056298</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="AsOf2025-07-12" id="Fact000015">8023 E. 63rd Place, Suite 101</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown contextRef="AsOf2025-07-12" id="Fact000016">Tulsa</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince contextRef="AsOf2025-07-12" id="Fact000017">OK</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode contextRef="AsOf2025-07-12" id="Fact000018">74133</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="AsOf2025-07-12" id="Fact000019">918</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="AsOf2025-07-12" id="Fact000020">236-6461</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="AsOf2025-07-12" id="Fact000021">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial contextRef="AsOf2025-07-12" id="Fact000022">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer contextRef="AsOf2025-07-12" id="Fact000023">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer contextRef="AsOf2025-07-12" id="Fact000024">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle contextRef="AsOf2025-07-12" id="Fact000025">Common Stock</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="AsOf2025-07-12" id="Fact000026">CLIR</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="AsOf2025-07-12" id="Fact000027">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany contextRef="AsOf2025-07-12" id="Fact000028">false</dei:EntityEmergingGrowthCompany>
</xbrl>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
