XML 12 R1.htm IDEA: XBRL DOCUMENT v3.21.2
Document and Entity Information - shares
 6 Months Ended
Jul. 03, 2021
Aug. 06, 2021
Entity Registrant Name SUNOPTA INC.  
Entity Central Index Key 0000351834  
Document Type 10-Q  
Document Period End Date Jul. 03, 2021  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2021  
Entity Current Reporting Status Yes  
Current Fiscal Year End Date --01-01  
Document Transition Report false  
Document Quarterly Report true  
Entity Common Stock, Shares Outstanding   107,228,522
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Amendment Flag false  
Entity Shell Company false  
Entity File Number 001-34198  
Entity Address, Address Line One 7301 Ohms Lane, Suite 600  
Entity Address, City or Town Edina  
City Area Code 952  
Local Phone Number 820-2518  
Entity Address, State or Province MN  
Entity Interactive Data Current Yes  
Entity Tax Identification Number 00-0000000  
Entity Incorporation, State or Country Code Z4  
Entity Address, Postal Zip Code 55439  
Entity Incorporation, Date of Incorporation Nov. 13, 1973  
The Nasdaq Stock Market | Common Shares    
Trading Symbol STKL  
Security Exchange Name NASDAQ  
Title of 12(b) Security Common Shares  
The Toronto Stock Exchange | Common Shares    
Trading Symbol SOY  
Title of 12(b) Security Common Shares