Document and Entity Information Document - USD ($)	12 Months Ended
	Dec. 30, 2017	Feb. 21, 2018	Jul. 01, 2017
Document and Entity Information [Abstract]
Entity Registrant Name	DARLING INGREDIENTS INC.
Entity Central Index Key	0000916540
Current Fiscal Year End Date	--12-30
Entity Filer Category	Large Accelerated Filer
Document Type	10-K
Document Period End Date	Dec. 30, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	FY
Amendment Flag	false
Entity Public Float			$ 2,558,227,000
Entity Common Stock, Shares Outstanding		164,676,070
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes