XML 123 R38.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Intangbile assets (Tables) | 12 Months Ended
--- | ---
Jan. 03, 2015
INTANGIBLE ASSETS [Abstract] |
Schedule of Intangible Assets | The gross carrying amount of intangible assets not subject to amortization and intangible assets subject to amortization is as follows (in thousands):
| January 3, 2015 |  | December 28, 2013
Indefinite Lived Intangible Assets |  |  |
Trade names | $ | 120,330 |  |  | $ | 92,002 |
| 120,330 |  |  | 92,002 |
Finite Lived Intangible Assets: |  |  |  |  |
Routes | 437,816 |  |  | 259,326 |
Permits | 523,398 |  |  | 321,763 |
Non-compete agreements | 7,583 |  |  | 7,218 |
Trade names | 11,983 |  |  | 12,698 |
Royalty, consulting, land use rights and leasehold | 16,212 |  |  | 727 |
| 996,992 |  |  | 601,732 |
Accumulated Amortization: |  |  |
Routes | (75,308 | ) |  | (38,231 | )
Permits | (101,010 | ) |  | (63,145 | )
Non-compete agreements | (3,595 | ) |  | (2,352 | )
Trade names | (3,420 | ) |  | (724 | )
Royalty, consulting, land use rights and leasehold | (1,576 | ) |  | (618 | )
| (184,909 | ) |  | (105,070 | )
Total Intangible assets, less accumulated amortization | $ | 932,413 |  |  | $ | 588,664 |

X
- Details
Name: | dar_IntangibleAssetsAbstract
Namespace Prefix: | dar_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Intangible Assets [Table Text Block] + References No definition available. + Details
Name: | dar_ScheduleOfIntangibleAssetsTableTextBlock
Namespace Prefix: | dar_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration