v2.3.0.15
Document and Entity Information
9 Months Ended
Oct. 01, 2011
Nov. 01, 2011
Document And Entity Information Abstract  
Document Type10-Q 
Document Period End DateOct. 01, 2011
Amendment Flagfalse 
Document Fiscal Year Focus2011 
Document Fiscal Period FocusQ3 
Entity Registrant NameSunOpta Inc. 
Entity Central Index Key0000351834 
Entity Current Reporting StatusYes 
Entity Voluntary FilersNo 
Current Fiscal Year End Date--12-31 
Entity Filer CategoryAccelerated Filer 
Entity Common Stock Shares Outstanding 65,744,268