| Cover Page Cover Page | Jan. 02, 2020 |
| Cover page. | |
| Entity Emerging Growth Company | false |
| Title of 12(b) Security | Common stock $0.01 par value per share |
| Entity Central Index Key | 0000916540 |
| Pre-commencement Issuer Tender Offer | false |
| Pre-commencement Tender Offer | false |
| Soliciting Material | false |
| Written Communications | false |
| Entity Incorporation, State or Country Code | DE |
| Entity Registrant Name | DARLING INGREDIENTS INC. |
| Document Period End Date | Jan. 2, 2020 |
| Document Type | 8-K |
| Entity File Number | 001-13323 |
| Entity Tax Identification Number | 36-2495346 |
| Amendment Flag | false |
| Trading Symbol | DAR |
| Security Exchange Name | NYSE |
| Entity Address, Address Line One | 5601 N. MacArthur Blvd. |
| Entity Address, City or Town | Irving |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 75038 |
| City Area Code | 972 |
| Local Phone Number | 717-0300 |
