v2.4.0.8
Segmented information (Tables)
12 Months Ended
Dec. 28, 2013
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
    December 28, 2013
    GlobalValue    
    SourcingAddedConsumerSunOptaOptaConsol-
    and SupplyIngredientsProductsFoodsMineralsidated
    $$$$$$
Segment revenues from external customers 529,888 131,157 379,449 1,040,494 141,435 1,181,929
Segment operating income 7,622 7,895 25,224 40,741 6,731 47,472
Corporate Services      (8,390)
Other expense, net(1)      (7,049)
Goodwill impairment(2)      (3,552)
Interest expense, net      (7,860)
Impairment loss on investment      (21,495)
Loss from continuing operations      
 before income taxes      (874)
          
    December 29, 2012
    GlobalValue    
    SourcingAddedConsumerSunOptaOptaConsol-
    and SupplyIngredientsProductsFoodsMineralsidated
    $$$$$$
Segment revenues from external customers 499,454 123,551 341,408 964,413 126,651 1,091,064
Segment operating income 14,137 7,975 20,799 42,911 10,062 52,973
Corporate Services      (6,001)
Other expense, net      (2,194)
Goodwill impairment      
Interest expense, net      (9,333)
Impairment loss on investment      
Earnings from continuing operations      
 before income taxes      35,445
          
    December 31, 2011
    GlobalValue    
    SourcingAddedConsumerSunOptaOptaConsol-
    and SupplyIngredientsProductsFoodsMineralsidated
    $$$$$$
Segment revenues from external customers 490,611 133,429 302,711 926,751 93,120 1,019,871
Segment operating income 11,480 10,205 13,273 34,958 7,577 42,535
Corporate Services      (8,766)
Other income, net(3)      2,832
Goodwill impairment      
Interest expense, net      (8,839)
Impairment loss on investment      
Earnings from continuing operations      
 before income taxes      27,762

    December 28, 2013December 29, 2012December 31, 2011
    $$$
Segment capital expenditures:   
 Global Sourcing and Supply 13,362 10,227 3,105
 Value Added Ingredients 3,666 2,114 1,985
 Consumer Products 11,389 8,891 9,287
  SunOpta Foods 28,417 21,232 14,377
 Opta Minerals 3,100 2,504 4,901
  Total segment capital expenditures 31,517 23,736 19,278
 Corporate Services 574 812 636
  Total capital expenditures 32,091 24,548 19,914
       
Segment depreciation and amortization:   
 Global Sourcing and Supply 6,091 5,115 4,867
 Value Added Ingredients 2,775 2,613 2,454
 Consumer Products 6,475 5,949 5,506
  SunOpta Foods 15,341 13,677 12,827
 Opta Minerals 6,257 5,731 4,207
  Total segment depreciation and amortization 21,598 19,408 17,034
 Corporate Services 801 818 775
  Total depreciation and amortization 22,399 20,226 17,809
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]
    December 28, 2013December 29, 2012
    $$
Segment assets:  
 Global Sourcing and Supply 304,826 307,372
 Value Added Ingredients 64,855 61,098
 Consumer Products 167,590 146,705
  SunOpta Foods 537,271 515,175
 Opta Minerals 137,106 141,418
  Total segment assets 674,377 656,593
 Corporate Services 31,558 50,717
  Total assets 705,935 707,310
      
Segment goodwill:  
 Global Sourcing and Supply 27,822 27,533
 Value Added Ingredients 12,030 12,030
 Consumer Products 2,362 2,934
  SunOpta Foods 42,214 42,497
 Opta Minerals 11,459 14,917
  Total segment goodwill 53,673 57,414

    December 28, 2013December 29, 2012December 31, 2011
    $$$
Revenues from external customers:   
 U.S. 903,349 851,172 767,887
 Canada 61,264 59,613 48,771
 Europe and other 217,316 180,279 203,213
  Total revenues from external customers 1,181,929 1,091,064 1,019,871

    December 28, 2013December 29, 2012
    $$
Long-lived assets:  
 U.S. 121,083 114,614
 Canada 11,896 13,326
 Europe and other 25,094 12,639
  Total long-lived assets 158,073 140,579