    <SEC-DOCUMENT>0001062993-21-000113-index.html : 20210105
    <SEC-HEADER>0001062993-21-000113.hdr.sgml : 20210105
    <ACCEPTANCE-DATETIME>20210105165128
    ACCESSION NUMBER:		0001062993-21-000113
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		18
    CONFORMED PERIOD OF REPORT:	20201230
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20210105
    DATE AS OF CHANGE:		20210105

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SunOpta Inc.
    		CENTRAL INDEX KEY:			0000351834
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-FARM PRODUCT RAW MATERIALS [5150]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			Z4
    		FISCAL YEAR END:			0102

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34198
    		FILM NUMBER:		21506610

    	BUSINESS ADDRESS:
    		STREET 1:		2233 ARGENTIA ROAD
    		STREET 2:		SUITE 401
    		CITY:			MISSISSAUGA
    		STATE:			A6
    		ZIP:			L5N 2X7
    		BUSINESS PHONE:		(905) 455-1990

    	MAIL ADDRESS:
    		STREET 1:		2233 ARGENTIA ROAD
    		STREET 2:		SUITE 401
    		CITY:			MISSISSAUGA
    		STATE:			A6
    		ZIP:			L5N 2X7

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	SUNOPTA INC
    		DATE OF NAME CHANGE:	20031107

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	STAKE TECHNOLOGY LTD
    		DATE OF NAME CHANGE:	19940901
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>form8k.htm
    <DESCRIPTION>FORM 8-K
    <TEXT>
    Document 1 - file: form8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>2
    <FILENAME>exhibit10-1.htm
    <DESCRIPTION>EXHIBIT 10.1
    <TEXT>
    Document 2 - file: exhibit10-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>3
    <FILENAME>exhibit99-1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 3 - file: exhibit99-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>4
    <FILENAME>exhibit99-2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 4 - file: exhibit99-2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>5
    <FILENAME>stkl-20201230.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 5 - file: stkl-20201230.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.CAL
    <SEQUENCE>6
    <FILENAME>stkl-20201230_cal.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
    <TEXT>
    Document 6 - file: stkl-20201230_cal.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>7
    <FILENAME>stkl-20201230_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
    <TEXT>
    Document 7 - file: stkl-20201230_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>8
    <FILENAME>stkl-20201230_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 8 - file: stkl-20201230_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>9
    <FILENAME>stkl-20201230_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 9 - file: stkl-20201230_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>exhibit99-1xu001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: exhibit99-1xu001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>11
    <FILENAME>form8k_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 11 - file: form8k_htm.html

    Document 11 - RAW XML: form8k_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>12
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 12 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>13
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 13 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>14
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 14 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>16
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 16 - file: FilingSummary.html

    Document 16 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>19
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 19 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>20
    <FILENAME>0001062993-21-000113-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: 0001062993-21-000113-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>