<SEC-DOCUMENT>0000950170-25-112267.txt : 20250829
<SEC-HEADER>0000950170-25-112267.hdr.sgml : 20250829
<ACCEPTANCE-DATETIME>20250829170422
ACCESSION NUMBER:		0000950170-25-112267
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		10
CONFORMED PERIOD OF REPORT:	20250826
ITEM INFORMATION:		Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20250829
DATE AS OF CHANGE:		20250829

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Arcadia Biosciences, Inc.
		CENTRAL INDEX KEY:			0001469443
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				810571538
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37383
		FILM NUMBER:		251281869

	BUSINESS ADDRESS:	
		STREET 1:		202 COUSTEAU PLACE
		STREET 2:		SUITE 105
		CITY:			DAVIS
		STATE:			X1
		ZIP:			95618
		BUSINESS PHONE:		530-756-7077

	MAIL ADDRESS:	
		STREET 1:		202 COUSTEAU PLACE
		STREET 2:		SUITE 105
		CITY:			DAVIS
		STATE:			CA
		ZIP:			95618
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>rkda-20250826.htm
<DESCRIPTION>8-K
<TEXT>
<XBRL>
<?xml version='1.0' encoding='ASCII'?>
<!-- DFIN New ActiveDisclosure (SM) Inline XBRL Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date :2025-08-29T12:57:33.6293+00:00 -->
<!-- Copyright (c) 2025 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:ix="http://www.xbrl.org/2013/inlineXBRL" xmlns:nonNumeric="http://www.xbrl.org/dtr/type/non-numeric" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:rkda="http://arcadiabio.com/20250826" xmlns:ixt-sec="http://www.sec.gov/inlineXBRL/transformation/2015-08-31" xmlns:ixt="http://www.xbrl.org/inlineXBRL/transformation/2022-02-16">
 <head>
  <title>8-K</title>
  <meta http-equiv="Content-Type" content="text/html"/>
 </head>
 <body style="padding:8px;margin:auto!important;z-index:0;-webkit-text-size-adjust:100%;position:relative;">
  <div style="display:none;"><ix:header><ix:hidden><ix:nonNumeric id="F_aec0ab81-dc9b-4978-a840-c4f50a364c9d" name="dei:EntityCentralIndexKey" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9">0001469443</ix:nonNumeric><ix:nonNumeric id="F_622b96c7-f046-47f3-b52f-98a84d58b072" name="dei:AmendmentFlag" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9">false</ix:nonNumeric></ix:hidden><ix:references><link:schemaRef xlink:type="simple" xlink:href="rkda-20250826.xsd"/></ix:references><ix:resources><xbrli:context id="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001469443</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2025-08-26</xbrli:startDate><xbrli:endDate>2025-08-26</xbrli:endDate></xbrli:period></xbrli:context></ix:resources></ix:header></div>
  <div style="z-index:2;min-height:0.5in;position:relative;"></div>
  <div class="main-content-container" style="z-index:5;position:relative;"><p style="border-top:2.25pt double #000000;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><p style="font-size:10pt;margin-top:5.75pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:18pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">UNITED STATES<br/>SECURITIES AND EXCHANGE COMMISSION<br/></span><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:12pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">WASHINGTON, D.C. 20549</span></p><p style="margin-left:40%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;border-bottom:0.75pt solid #000000;margin-right:40%;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><h2 style="font-size:10pt;margin-top:10pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-size:18pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">FORM </span><span style="font-size:18pt;font-family:Times New Roman;"><ix:nonNumeric id="F_64ec4292-15b7-47ca-b250-0b04dabd9683" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:DocumentType"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:18pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">8-K</span></ix:nonNumeric></span></h2><p style="margin-left:40%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;border-bottom:0.75pt solid #000000;margin-right:40%;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><p style="font-size:10pt;margin-top:9pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:12pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">CURRENT REPORT</span></p><p style="font-size:10pt;margin-top:9pt;font-family:Times New Roman;margin-bottom:6pt;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:12pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</span></p>
   <table style="border-spacing:0;table-layout:auto;width:100.0%;border-collapse:separate;">
    <tr style="visibility:collapse;">
     <td style="width:100%;box-sizing:content-box;"/>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;margin-right:0.398%;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Date of Report (Date of earliest event reported): </span><span><ix:nonNumeric id="F_b311cab8-5b9e-416b-88b0-6ac6aa9bb0d6" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:DocumentPeriodEndDate" format="ixt:date-monthname-day-year-en"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">August 26, 2025</span></ix:nonNumeric></span></p></td>
    </tr>
   </table><p style="margin-left:40%;font-size:10pt;margin-top:5pt;font-family:Times New Roman;margin-bottom:0;border-bottom:0.75pt solid #000000;margin-right:40%;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><p style="font-size:10pt;margin-top:5pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="font-size:24pt;font-family:Times New Roman;"><ix:nonNumeric id="F_3d302626-34db-4441-9f53-b975a655e8b2" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityRegistrantName"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:24pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Arcadia Biosciences, Inc.</span></ix:nonNumeric></span></p><p style="font-size:10pt;margin-top:3pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:7.5pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">(Exact name of Registrant as Specified in Its Charter)</span></p><p style="margin-left:40%;font-size:10pt;margin-top:9pt;font-family:Times New Roman;margin-bottom:0;border-bottom:0.75pt solid #000000;margin-right:40%;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p>
   <table style="border-spacing:0;table-layout:auto;width:100.0%;border-collapse:separate;">
    <tr style="visibility:collapse;">
     <td style="width:20%;box-sizing:content-box;"/>
     <td style="width:1%;box-sizing:content-box;"/>
     <td style="width:20%;box-sizing:content-box;"/>
     <td style="width:18%;box-sizing:content-box;"/>
     <td style="width:41%;box-sizing:content-box;"/>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td colspan="3" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_5057e6dc-f232-4a26-9b5e-86ce3929c521" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityIncorporationStateCountryCode" format="ixt-sec:stateprovnameen"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Delaware</span></ix:nonNumeric></span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_1d8ed242-86bd-4e14-9511-6fbb59dd991c" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityFileNumber"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">001-37383</span></ix:nonNumeric></span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_2ff6ac39-43bd-4d05-8a09-39ec7d01f24b" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityTaxIdentificationNumber"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">81-0571538</span></ix:nonNumeric></span></p></td>
    </tr>
    <tr style="height:7pt;word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td colspan="3" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:7.5pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">(State or Other Jurisdiction<br/>of Incorporation)</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:7.5pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">(Commission File Number)</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:7.5pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">(IRS Employer<br/>Identification No.)</span></p></td>
    </tr>
    <tr style="word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td colspan="3" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_0627d41a-ea65-4e0f-9432-2893db161d3a" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityAddressAddressLine1"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">5950 Sherry Lane</span></ix:nonNumeric></span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_f45cea8a-6f6e-486d-a147-e5331e810aef" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityAddressAddressLine2"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Suite 215</span></ix:nonNumeric></span></p></td>
     <td colspan="2" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;">
     <td colspan="3" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_1af6f005-2e7e-4af3-8811-0a489e1f3c2c" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityAddressCityOrTown"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Dallas</span></ix:nonNumeric></span><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">, </span><span><ix:nonNumeric id="F_8f0dcf90-a799-4937-a8bb-5a3d568ab351" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityAddressStateOrProvince" format="ixt-sec:stateprovnameen"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Texas</span></ix:nonNumeric></span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:bottom;padding-bottom:0in;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_4fe2bf27-05c6-499a-94dc-5a19e0263ed6" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityAddressPostalZipCode"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">75225</span></ix:nonNumeric></span></p></td>
    </tr>
    <tr style="height:7pt;word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td colspan="3" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:7.5pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">(Address of Principal Executive Offices)</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:7.5pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">(Zip Code)</span></p></td>
    </tr>
   </table><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p>
   <table style="border-spacing:0;table-layout:auto;width:100.0%;border-collapse:separate;">
    <tr style="visibility:collapse;">
     <td style="width:100%;box-sizing:content-box;"/>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td style="padding-top:0.125in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;margin-right:0.398%;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Registrant&#8217;s Telephone Number, Including Area Code:</span><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span><span><ix:nonNumeric id="F_b7797329-db79-4ac7-8340-ddab75e244c0" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:CityAreaCode"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">214</span></ix:nonNumeric></span><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span><span><ix:nonNumeric id="F_2e2da73d-1364-4788-92f8-e3b92a5958f7" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:LocalPhoneNumber"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">974-8921</span></ix:nonNumeric></span></p></td>
    </tr>
   </table><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p>
   <table style="border-spacing:0;table-layout:auto;width:100.0%;border-collapse:separate;">
    <tr style="visibility:collapse;">
     <td style="width:100%;box-sizing:content-box;"/>
    </tr>
    <tr style="word-break:break-word;white-space:pre-wrap;text-align:left;">
     <td style="padding-top:0.125in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
    </tr>
   </table><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:7.5pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">(Former Name or Former Address, if Changed Since Last Report)</span></p><p style="margin-left:40%;font-size:10pt;margin-top:9.35pt;font-family:Times New Roman;margin-bottom:0;border-bottom:0.75pt solid #000000;margin-right:40%;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p><p style="font-size:10pt;margin-top:9.35pt;font-family:Times New Roman;margin-bottom:6pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">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:</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p><div style="text-indent:-24.5pt;padding-left:24.5pt;margin-top:3pt;margin-bottom:0;text-align:left;"><span style="margin-right:1em;margin-right:1em;"><span style="font-size:10pt;font-family:Times New Roman;"><ix:nonNumeric id="F_c37c06c7-ac18-4722-9ae2-f15a62dbfe99" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:WrittenCommunications" format="ixt-sec:boolballotbox"><span style="font-size:10pt;font-family:Times New Roman;">&#9746;</span></ix:nonNumeric></span></span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></div><div style="text-indent:-24.5pt;padding-left:24.5pt;margin-top:6pt;margin-bottom:0;text-align:left;"><span style="margin-right:1em;margin-right:1em;"><span style="font-size:10pt;font-family:Times New Roman;"><ix:nonNumeric id="F_a2f71b04-8b6a-4539-9fb2-3e00f65362e4" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:SolicitingMaterial" format="ixt-sec:boolballotbox"><span style="font-size:10pt;font-family:Times New Roman;">&#9744;</span></ix:nonNumeric></span></span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</span></div><div style="text-indent:-24.5pt;padding-left:24.5pt;margin-top:6pt;margin-bottom:0;text-align:left;"><span style="margin-right:1em;margin-right:1em;"><span style="font-size:10pt;font-family:Times New Roman;"><ix:nonNumeric id="F_fc7e92e4-d311-42ea-a5b5-d49896c1c829" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:PreCommencementTenderOffer" format="ixt-sec:boolballotbox"><span style="font-size:10pt;font-family:Times New Roman;">&#9744;</span></ix:nonNumeric></span></span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</span></div><div style="text-indent:-24.5pt;padding-left:24.5pt;margin-top:6pt;margin-bottom:0;text-align:left;"><span style="margin-right:1em;margin-right:1em;"><span style="font-size:10pt;font-family:Times New Roman;"><ix:nonNumeric id="F_f9bea591-5942-42ad-9689-bc8dd2d8c3be" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:PreCommencementIssuerTenderOffer" format="ixt-sec:boolballotbox"><span style="font-size:10pt;font-family:Times New Roman;">&#9744;</span></ix:nonNumeric></span></span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></div><p style="font-size:10pt;margin-top:9pt;font-family:Times New Roman;margin-bottom:9pt;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Securities registered pursuant to Section 12(b) of the Act:</span></p>
   <table style="border-spacing:0;table-layout:auto;width:100.0%;border-collapse:separate;">
    <tr style="visibility:collapse;">
     <td style="width:38%;box-sizing:content-box;"/>
     <td style="width:1%;box-sizing:content-box;"/>
     <td style="width:15%;box-sizing:content-box;"/>
     <td style="width:1%;box-sizing:content-box;"/>
     <td style="width:45%;box-sizing:content-box;"/>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:0.25pt solid;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;"><br/>Title of each class</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:0.25pt solid #ffffff03;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:0.25pt solid;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Trading<br/>Symbol(s)</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:0.25pt solid #ffffff03;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:0.25pt solid;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;"><br/>Name of each exchange on which registered</span></p></td>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_c4766e0c-47a3-46e4-abb8-4d51c3d45de7" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:Security12bTitle"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">Common</span></ix:nonNumeric></span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_b2f6c3a6-bbcf-4e8f-aaa2-65cc0468a105" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:TradingSymbol"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">RKDA</span></ix:nonNumeric></span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;text-align:left;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span><ix:nonNumeric id="F_48e873fe-85e8-4154-a68b-fbacfdf6e4c3" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:SecurityExchangeName" format="ixt-sec:exchnameen"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">The Nasdaq Stock Market LLC</span></ix:nonNumeric></span></p></td>
    </tr>
   </table><p style="font-size:10pt;margin-top:12pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (&#167;&#8239;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;&#8239;240.12b-2 of this chapter).</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p><p style="font-size:10pt;margin-top:9pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Emerging growth company </span><span style="font-size:10pt;"><ix:nonNumeric id="F_ac0a3dce-28ef-4740-a355-f1aab0cbc299" contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9" name="dei:EntityEmergingGrowthCompany" format="ixt-sec:boolballotbox"><span style="font-size:10pt;font-family:Times New Roman;">&#9744;</span></ix:nonNumeric></span></p><p style="font-size:10pt;margin-top:9pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">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><span style="font-size:10pt;font-family:Times New Roman;">&#9744;</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;border-bottom:2.25pt double #000000;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p></div>
  <div style="z-index:2;flex-direction:column;display:flex;min-height:0.5in;justify-content:flex-end;position:relative;"></div>
  <hr style="margin-inline-start:auto;margin-inline-end:auto;page-break-after:always;"/>
  <div style="z-index:2;min-height:0.5in;position:relative;"></div>
  <div class="main-content-container" style="z-index:5;position:relative;"><h2 style="font-size:10pt;margin-top:18pt;font-family:Times New Roman;margin-bottom:6pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.</span></h2><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#212529;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">On August 26, 2025, Mark Kawakami, the chief financial officer and principal accounting officer of Arcadia Biosciences, Inc. (the &#8220;Company&#8221;), notified the Company that he was tendering his resignation as an officer and employee of the Company, effective September 12, 2025.  Mr. Kawakami&#8217;s resignation was not a result of any disagreement with the Company or its independent auditors on any matter relating to operations, policies, the Company&#8217;s financial statements or accounting policies or practices. Mr. Kawakami indicated that he would be available, upon the Company's request, to provide assistance as an advisor or consultant after his departure as an employee.</span></p><p style="text-indent:6.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#212529;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#212529;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">On August 28, 2025, the Board of Directors of the Company appointed Thomas J. Schaefer, the Company&#8217;s President and Chief Executive Officer, to the additional position of Interim Chief Financial Officer and principal accounting officer of the Company, effective upon the effectiveness of Mr. Kawakami's resignation.  Mr. Schaefer served as Chief Financial Officer of the Company from January 2023 until his appointment as President and Chief Executive Officer of the Company in July 2024.  The selection of Mr. Schaefer to serve as Interim Chief Financial Officer was not made pursuant to any arrangement or understanding with any other person. The Company has previously entered into its form of indemnity agreement with Mr. Schaefer.  There are no family relationships between Mr. Schaefer and any director or executive officer of the Company. </span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> No change to Mr. Schaefer's compensation was made in connection with this appointment.</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">  </span></p><p style="font-size:10pt;margin-top:12pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Information required by Items 401(b), (d), (e) and Item 404(a) of Regulation S-K regarding Mr. Schaefer was previously reported in the Company's most recent Annual Report on Form 10-K for the year ended December 31, 2024, as amended, filed with the Securities and Exchange Commission, and such information is incorporated by reference herein.</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">No Offer or Solicitation</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">As previously reported on a Report on Form 8-K filed by the Company with the Securities and Exchange Commission ("SEC") on December 6, 2024, on December 4, 2024, the Company, Roosevelt Resources, LP, a Texas limited partnership (&#8220;Roosevelt&#8221;), and certain other parties entered into a Securities Exchange Agreement (as the same may be amended, the &#8220;Exchange Agreement&#8221;) providing for the combination of the two companies in an all-stock transaction.  Under the terms of the Exchange Agreement, at the closing of the transactions contemplated by the Exchange Agreement, Arcadia will issue to the partners of Roosevelt shares of Arcadia common stock in exchange for all of the equity interests in Roosevelt.</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">  </span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">This Report, including the information contained herein and the exhibits filed or furnished herewith, is not intended to and does not constitute (i) a solicitation of a proxy, consent or approval with respect to any securities or in respect of the proposed Exchange transaction with Roosevelt or (ii) an offer to sell or the solicitation of an offer to subscribe for or buy or an invitation to purchase or subscribe for any securities pursuant to the proposed transaction or otherwise, nor shall there be any sale, issuance or transfer of securities in any jurisdiction in contravention of applicable law.  No offer of securities shall be made except by means of a prospectus meeting the requirements of the Securities Act of 1933, as amended, or an exemption therefrom.</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Subject to certain exceptions to be approved by the relevant regulators or certain facts to be ascertained, no public offer will be made directly or indirectly, in or into any jurisdiction where to do so would constitute a violation of the laws of such jurisdiction, or by use of the mails or by any means or instrumentality (including without limitation, facsimile transmission, telephone and the internet) of interstate or foreign commerce, or any facility of a national securities exchange, of any such jurisdiction.</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Additional Information for Stockholders</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">In connection with the proposed transaction, Arcadia intends to file relevant materials with the SEC and previously filed a Registration Statement on Form S-4 (the &#8220;Registration Statement&#8221;), File no. 333-284972, that includes a preliminary proxy statement/prospectus, with the SEC on February 14, 2025, and filed a pre-effective amendment to the Registration Statement on July 31, 2025.  After the Registration Statement is declared effective by the SEC, Arcadia intends to mail a definitive proxy statement/prospectus to the stockholders of Arcadia relating to a meeting of stockholders to consider matters relating to the proposed transaction and other matters.  This Report is not a substitute for the proxy statement/prospectus or the Registration Statement or for any other document that Arcadia may file with the SEC and send to Arcadia&#8217;s stockholders or the partners of Roosevelt in connection with the proposed transaction.  INVESTORS AND SECURITY HOLDERS OF ARCADIA ARE URGED TO CAREFULLY AND THOROUGHLY READ THE REGISTRATION STATEMENT AND THE PROXY STATEMENT/PROSPECTUS, AS EACH MAY BE AMENDED OR SUPPLEMENTED FROM TIME TO TIME, AND OTHER RELEVANT DOCUMENTS FILED BY ARCADIA WITH THE SEC, WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT ARCADIA, ROOSEVELT, THE PROPOSED EXCHANGE TRANSACTION, THE RISKS RELATED THERETO AND RELATED MATTERS.</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Investors and stockholders will be able to obtain free copies of the Registration Statement and proxy statement/prospectus, as each may be amended from time to time, and other relevant documents filed by Arcadia with the SEC (when they become available)</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p></div>
  <div style="z-index:2;flex-direction:column;display:flex;min-height:0.5in;justify-content:flex-end;position:relative;"></div>
  <hr style="margin-inline-start:auto;margin-inline-end:auto;page-break-after:always;"/>
  <div style="z-index:2;min-height:0.5in;position:relative;"></div>
  <div class="main-content-container" style="z-index:5;position:relative;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">through the website maintained by the SEC at www.sec.gov.  Copies of documents filed with the SEC by Arcadia will be available free of charge from Arcadia&#8217;s website at www.arcadiabio.com under the &#8220;Investors&#8221; tab.  In addition, investors and stockholders should note that Arcadia communicates with investors and the public using its website (www.arcadiabio.com) where anyone will be able to obtain free copies of the proxy statement/prospectus and other documents filed by Arcadia with the SEC.  Stockholders and Roosevelt partners are urged to read the proxy statement/prospectus and the other relevant materials when they become available before making any voting or investment decision with respect to the proposed transactions.</span><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Participants in the Proxy Solicitation</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:12pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Arcadia, Roosevelt and their respective directors, partners and certain of their officers and other members of management and employees may be deemed, under SEC rules, to be participants in the solicitation of proxies from Arcadia&#8217;s stockholders in connection with the proposed transactions.  Information regarding the officers and directors of Arcadia is included in Arcadia&#8217;s most recent Annual Report on Form 10-K, as amended, filed with the SEC, including any information incorporated therein by reference, its definitive proxy statement for its 2024 annual meeting of stockholders filed with the SEC on May 16, 2024, and in the Registration Statement and any amendments thereto as filed with the SEC.  Additional information regarding such persons, as well as information regarding Roosevelt&#8217;s directors, managers and officers and other persons who may be deemed participants in the proposed transaction, will be set forth in the Registration Statement and proxy statement/prospectus, and any amendments thereto, and other materials, when they are filed with the SEC in connection with the proposed transaction.  Free copies of these documents may be obtained from the sources indicated above.</span></p><h2 style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:6pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Item 9.01 Financial Statements and Exhibits.</span></h2><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:6pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">(d)         Exhibits</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:12pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;"> </span></p>
   <table style="margin-left:auto;border-spacing:0;table-layout:auto;width:99.0%;border-collapse:separate;margin-right:auto;">
    <tr style="visibility:collapse;">
     <td style="width:8.08%;box-sizing:content-box;"/>
     <td style="width:2.02%;box-sizing:content-box;"/>
     <td style="width:89.9%;box-sizing:content-box;"/>
    </tr>
    <tr style="height:8pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:1pt solid #000000;padding-right:0.01in;text-align:left;"><p style="font-size:8pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Exhibit No.</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:1pt solid #ffffff03;padding-right:0.01in;"><p style="font-size:8pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">  </span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:1pt solid #000000;padding-right:0.01in;text-align:left;"><p style="font-size:8pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">Description</span></p></td>
    </tr>
    <tr style="height:6pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0.01in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span></p></td>
     <td colspan="2" style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0.01in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span></p></td>
    </tr>
    <tr style="height:3.3pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0.01in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0.01in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0.01in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">Cover Page Interactive Data File (embedded within the Inline XBRL document)</span></p></td>
    </tr>
   </table><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p></div>
  <div style="z-index:2;flex-direction:column;display:flex;min-height:0.5in;justify-content:flex-end;position:relative;"></div>
  <hr style="margin-inline-start:auto;margin-inline-end:auto;page-break-after:always;"/>
  <div style="z-index:2;min-height:0.5in;position:relative;"></div>
  <div class="main-content-container" style="z-index:5;position:relative;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:9.35pt;text-align:center;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">SIGNATURES</span></p><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:9.35pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</span></p>
   <table style="border-spacing:0;table-layout:auto;width:100.0%;border-collapse:separate;">
    <tr style="visibility:collapse;">
     <td style="width:6%;box-sizing:content-box;"/>
     <td style="width:44%;box-sizing:content-box;"/>
     <td style="width:4%;box-sizing:content-box;"/>
     <td style="width:46%;box-sizing:content-box;"/>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:4.3pt;font-family:Times New Roman;margin-bottom:4.3pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-kerning:none;min-width:fit-content;">ARCADIA BIOSCIENCES, INC.</span></p></td>
    </tr>
    <tr style="word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:4.3pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">Date:</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:4.3pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">August 29, 2025</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:4.3pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">By:</span><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;"> </span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;border-bottom:0.25pt solid;padding-right:0in;"><p style="font-size:10pt;margin-top:4.3pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">/s/ THOMAS J. SCHAEFER</span></p></td>
    </tr>
    <tr style="height:10pt;word-break:break-word;white-space:pre-wrap;">
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-kerning:none;min-width:fit-content;">&#160;</span></p></td>
     <td style="padding-top:0.01in;padding-left:0in;vertical-align:top;padding-bottom:0in;padding-right:0in;"><p style="font-size:10pt;margin-top:0.7pt;font-family:Times New Roman;margin-bottom:9.35pt;text-align:left;"><span style="color:#000000;white-space:pre-wrap;font-kerning:none;min-width:fit-content;">Thomas J. Schaefer, Chief Executive Officer</span></p></td>
    </tr>
   </table><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><span style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">&#160;</span></p></div>
  <div style="z-index:2;flex-direction:column;display:flex;min-height:0.5in;justify-content:flex-end;position:relative;"></div>
  <hr style="margin-inline-start:auto;margin-inline-end:auto;page-break-after:always;"/>
 </body>
</html>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>rkda-20250826.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII"?>
<!-- DFIN New ActiveDisclosure (SM) XBRL Schema Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date :2025-08-29T12:57:33.9589+00:00 -->
<!-- Copyright (c) 2025 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<xsd:schema targetNamespace="http://arcadiabio.com/20250826" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:rkda="http://arcadiabio.com/20250826" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink">
  <xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/instance"/>
  <xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/linkbase"/>
  <xsd:import schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" namespace="http://xbrl.org/2005/xbrldt"/>
  <xsd:import schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd" namespace="http://fasb.org/us-gaap/2025"/>
  <xsd:import schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd" namespace="http://xbrl.sec.gov/dei/2025"/>
  <xsd:annotation>
    <xsd:appinfo>
      <link:roleType roleURI="http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation" id="Role_DocumentDocumentAndEntityInformation">
        <link:definition>100000 - Document - Document And Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:linkbase id="lnk">
        <link:roleRef roleURI="http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation" xlink:href="rkda-20250826.xsd#Role_DocumentDocumentAndEntityInformation" xlink:type="simple"/>
        <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:title="labelLink" xlink:type="extended">
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="dei_CoverAbstract"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="dei_DocumentType"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="dei_EntityAddressAddressLine2"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications"/>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_PreCommencementIssuerTenderOffer_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pre-commencement Issuer Tender Offer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_PreCommencementTenderOffer_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pre-commencement Tender Offer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SolicitingMaterial_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Soliciting Material</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_WrittenCommunications_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Written Communications</link:label>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CoverAbstract" xlink:to="dei_CoverAbstract_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine2" xlink:to="dei_EntityAddressAddressLine2_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementIssuerTenderOffer" xlink:to="dei_PreCommencementIssuerTenderOffer_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications_lbl"/>
        </link:labelLink>
        <link:presentationLink xlink:role="http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation" xlink:title="presentationLink" xlink:type="extended">
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="dei_CoverAbstract"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="dei_DocumentType"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="dei_EntityAddressAddressLine2"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol"/>
          <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_AmendmentFlag" order="10010.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_CityAreaCode" order="10130.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_DocumentPeriodEndDate" order="10020.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_DocumentType" order="10000.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressAddressLine1" order="10090.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressAddressLine2" order="10091.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressCityOrTown" order="10100.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressPostalZipCode" order="10120.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityAddressStateOrProvince" order="10110.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityCentralIndexKey" order="10040.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityEmergingGrowthCompany" order="10050.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityFileNumber" order="10060.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityIncorporationStateCountryCode" order="10070.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityRegistrantName" order="10030.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_EntityTaxIdentificationNumber" order="10080.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_LocalPhoneNumber" order="10140.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_PreCommencementIssuerTenderOffer" order="10190.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_PreCommencementTenderOffer" order="10180.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_Security12bTitle" order="10210.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_SecurityExchangeName" order="10340.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_SolicitingMaterial" order="10170.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_TradingSymbol" order="10220.0" priority="2" use="optional"/>
          <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_CoverAbstract" xlink:to="dei_WrittenCommunications" order="10160.0" priority="2" use="optional"/>
        </link:presentationLink>
      </link:linkbase>
    </xsd:appinfo>
  </xsd:annotation>
</xsd:schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>4
<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>Document And Entity Information<br></strong></div></th>
<th class="th"><div>Aug. 26, 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">Aug. 26,  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_EntityRegistrantName', window );">Entity Registrant Name</a></td>
<td class="text">Arcadia Biosciences, Inc.<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_EntityCentralIndexKey', window );">Entity Central Index Key</a></td>
<td class="text">0001469443<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityFileNumber', window );">Entity File Number</a></td>
<td class="text">001-37383<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_EntityTaxIdentificationNumber', window );">Entity Tax Identification Number</a></td>
<td class="text">81-0571538<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_EntityAddressAddressLine1', window );">Entity Address, Address Line One</a></td>
<td class="text">5950 Sherry Lane<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_EntityAddressAddressLine2', window );">Entity Address, Address Line Two</a></td>
<td class="text">Suite 215<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">Dallas<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">TX<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">75225<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">214<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">974-8921<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">true<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<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">RKDA<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CoverAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Cover page.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CoverAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine2">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 2 such as Street or Suite number</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine2</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementIssuerTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 13e<br> -Subsection 4c<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementIssuerTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14d<br> -Subsection 2b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_Security12bTitle</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:securityTitleItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SecurityExchangeName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the Exchange on which a security is registered.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection d1-1<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SecurityExchangeName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarExchangeCodeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SolicitingMaterial">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -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>5
<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>6
<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>8
<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>23</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>0</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>0</UnitCount>
  <MyReports>
    <Report instance="rkda-20250826.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100000 - Document - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation</Role>
      <ShortName>Document And Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="8-K" isOnlyDei="true" isUsgaap="true" original="rkda-20250826.htm">rkda-20250826.htm</File>
    <File>rkda-20250826.xsd</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="23">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>false</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>10
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
{
 "version": "2.2",
 "instance": {
  "rkda-20250826.htm": {
   "nsprefix": "rkda",
   "nsuri": "http://arcadiabio.com/20250826",
   "dts": {
    "inline": {
     "local": [
      "rkda-20250826.htm"
     ]
    },
    "schema": {
     "local": [
      "rkda-20250826.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",
      "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/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"
     ]
    }
   },
   "keyStandard": 23,
   "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": 24,
   "unitCount": 0,
   "baseTaxonomies": {
    "http://xbrl.sec.gov/dei/2025": 23
   },
   "report": {
    "R1": {
     "role": "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation",
     "longName": "100000 - Document - Document And Entity Information",
     "shortName": "Document And Entity Information",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "C_754b45c8-edef-4d2c-9337-3a0b180a34b9",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "h2",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "rkda-20250826.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "C_754b45c8-edef-4d2c-9337-3a0b180a34b9",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "span",
       "h2",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "rkda-20250826.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "CityAreaCode",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "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_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "DocumentType",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line Two",
        "documentation": "Address Line 2 such as Street or Suite number"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, State or Province",
        "documentation": "Name of the state or province."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r1"
     ]
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r1"
     ]
    },
    "dei_EntityTaxIdentificationNumber": {
     "xbrltype": "employerIdItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "EntityTaxIdentificationNumber",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r1"
     ]
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "dei_PreCommencementIssuerTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "PreCommencementIssuerTenderOffer",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r3"
     ]
    },
    "dei_PreCommencementTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "PreCommencementTenderOffer",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r5"
     ]
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "Security12bTitle",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r0"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_SolicitingMaterial": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "SolicitingMaterial",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r4"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2025",
     "localname": "TradingSymbol",
     "presentation": [
      "http://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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://arcadiabio.com/20250826/taxonomy/role/DocumentDocumentAndEntityInformation"
     ],
     "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": [
      "r6"
     ]
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r1": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r2": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r3": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "13e",
   "Subsection": "4c"
  },
  "r4": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14a",
   "Subsection": "12"
  },
  "r5": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14d",
   "Subsection": "2b"
  },
  "r6": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "425"
  }
 }
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>11
<FILENAME>0000950170-25-112267-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 0000950170-25-112267-xbrl.zip
M4$L#!!0    ( (J('5O-::#:CAT  $7<   1    <FMD82TR,#(U,#@R-BYH
M=&WM/6MWVDBRW_=7]/6<W;'/M4!/D'"2/03CA(EM?(#,XW[9TY):1ALAL9(P
M]O[Z6]4M"0F#G]C!"3XSL27UH[JZWEW=_>Z?UY. 7+$X\:/P_:]*3?Z5L-")
M7#^\?/]K>]CI]7[]YX>_O?L?22+')[US<L[FI.VD_A4[]A,GB))9S,C^\.R
M],+ #QGY\^/@E!Q'SFS"PI1(9)RFTU:]/I_/:Z[GATD4S%+H*ZDYT:1.)"EK
MO!,SBN_),4T9::FR:DBR*:G62%%;1K.E:;6&:FG_*\LM62Y5BZ8WL7\Y3LF^
M<T"P%O0=ABP(V TY\4,:.CX-R##O]1# =&JD'01D@-42,F )BZ^86Q.-CE/
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M.$!YQ+/=N+M2<7(B'BD"*9P@(D<EJ-&7FJ+S([;0\! F#PY!^RCIT4%&Z%%
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M*<;=4 3P<!J.!IOPA&]7ZM(7L<1_E^Z>RMPEJ( 7L^<#GTX!$WQ[44#G(.%
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M"CBJ?"@X28NP.]=-?"R9(E\_4A[)SD)$N)S8YHM;=]3ARUY.0-$]6O28B7$
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M.#(V+FAT;5!+ 0(4 Q0    ( (J('5MH@@U(B @  !-A   1
M  "  ;T=  !R:V1A+3(P,C4P.#(V+GAS9%!+!08      @ " 'X   !T)@
"   !

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>12
<FILENAME>rkda-20250826_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:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="rkda-20250826.xsd" xlink:type="simple"/>
    <context id="C_754b45c8-edef-4d2c-9337-3a0b180a34b9">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001469443</identifier>
        </entity>
        <period>
            <startDate>2025-08-26</startDate>
            <endDate>2025-08-26</endDate>
        </period>
    </context>
    <dei:EntityCentralIndexKey
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_aec0ab81-dc9b-4978-a840-c4f50a364c9d">0001469443</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_622b96c7-f046-47f3-b52f-98a84d58b072">false</dei:AmendmentFlag>
    <dei:DocumentType
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_64ec4292-15b7-47ca-b250-0b04dabd9683">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_b311cab8-5b9e-416b-88b0-6ac6aa9bb0d6">2025-08-26</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_3d302626-34db-4441-9f53-b975a655e8b2">Arcadia Biosciences, Inc.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_5057e6dc-f232-4a26-9b5e-86ce3929c521">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_1d8ed242-86bd-4e14-9511-6fbb59dd991c">001-37383</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_2ff6ac39-43bd-4d05-8a09-39ec7d01f24b">81-0571538</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_0627d41a-ea65-4e0f-9432-2893db161d3a">5950 Sherry Lane</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_f45cea8a-6f6e-486d-a147-e5331e810aef">Suite 215</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_1af6f005-2e7e-4af3-8811-0a489e1f3c2c">Dallas</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_8f0dcf90-a799-4937-a8bb-5a3d568ab351">TX</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_4fe2bf27-05c6-499a-94dc-5a19e0263ed6">75225</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_b7797329-db79-4ac7-8340-ddab75e244c0">214</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_2e2da73d-1364-4788-92f8-e3b92a5958f7">974-8921</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_c37c06c7-ac18-4722-9ae2-f15a62dbfe99">true</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_a2f71b04-8b6a-4539-9fb2-3e00f65362e4">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_fc7e92e4-d311-42ea-a5b5-d49896c1c829">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_f9bea591-5942-42ad-9689-bc8dd2d8c3be">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_c4766e0c-47a3-46e4-abb8-4d51c3d45de7">Common</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_b2f6c3a6-bbcf-4e8f-aaa2-65cc0468a105">RKDA</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_48e873fe-85e8-4154-a68b-fbacfdf6e4c3">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany
      contextRef="C_754b45c8-edef-4d2c-9337-3a0b180a34b9"
      id="F_ac0a3dce-28ef-4740-a355-f1aab0cbc299">false</dei:EntityEmergingGrowthCompany>
</xbrl>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
