XML 53 R1.htm IDEA: XBRL DOCUMENT v3.2.0.727
Document and Entity Information Document - shares
 6 Months Ended
Jul. 04, 2015
Aug. 06, 2015
Entity Information [Line Items]    
Entity Registrant Name DARLING INGREDIENTS INC.  
Entity Central Index Key 0000916540  
Current Fiscal Year End Date --01-02  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Jul. 04, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   165,207,424