Acquisitions	9 Months Ended
Sep. 28, 2013
Acquisitions [Abstract]
Acquisitions	Acquisitions The Company notes the acquisitions discussed below are not considered related businesses, therefore are not required to be treated as a single business combination. Pro forma results of operations for these acquisitions have not been presented because the effect of each acquisition individually is not deemed material to revenues and net income of the Company for any fiscal period presented. On August 26, 2013, a wholly-owned subsidiary of Darling, Darling AWS LLC, a Delaware limited liability company, acquired all of the shares of Terra Holding Company, a Delaware corporation, and its wholly owned subsidiaries, Terra Renewal Services, Inc., an Arkansas corporation ("TRS"), and EV Acquisition, Inc., an Arkansas corporation (the "Terra Transaction"). The Terra Transaction will increase the Company's rendering portfolio by adding to the Company's existing rendering segments grease collection businesses and add an industrial residuals business as a new line of service for the Company's rendering raw material suppliers within the rendering segment. Effective August 26, 2013, the Company began including the operations acquired in the Terra Transaction into the Company's consolidated financial statements. The Company paid approximately $121.4 million in cash for assets and assumed liabilities consisting of property, plant and equipment of $27.2 million, intangible assets of $46.1 million, goodwill of $65.4 million, deferred tax liability of $23.9 million and working capital of $6.6 million on the closing date. The goodwill from the Terra Transaction was assigned to the Rendering segment and is not deductible for tax purposes, though TRS has approximately $5.2 million of goodwill deductible for tax purposes related to prior acquisitions. The identifiable intangibles have a weighted average life of 12 years. Final determination of the value of assets acquired and liabilities assumed may result in adjustments to the values presented above with a corresponding adjustment to goodwill. On June 8, 2012, the Company completed its acquisition of substantially all of the assets of RVO BioPur, LLC ("BioPur"). Headquartered in Waterbury, Connecticut, BioPur provides used cooking oil collection and grease trap services to restaurants and food service establishments in the New England area of the Company's existing East coast operations.

Acquisitions

9 Months Ended

Sep. 28, 2013

The Company notes the acquisitions discussed below are not considered related businesses, therefore are not required to be treated as a single business combination. Pro forma results of operations for these acquisitions have not been presented because the effect of each acquisition individually is not deemed material to revenues and net income of the Company for any fiscal period presented.

On August 26, 2013, a wholly-owned subsidiary of Darling, Darling AWS LLC, a Delaware limited liability company, acquired all of the shares of Terra Holding Company, a Delaware corporation, and its wholly owned subsidiaries, Terra Renewal Services, Inc., an Arkansas corporation ("TRS"), and EV Acquisition, Inc., an Arkansas corporation (the "Terra Transaction"). The Terra Transaction will increase the Company's rendering portfolio by adding to the Company's existing rendering segments grease collection businesses and add an industrial residuals business as a new line of service for the Company's rendering raw material suppliers within the rendering segment.

Effective August 26, 2013, the Company began including the operations acquired in the Terra Transaction into the Company's consolidated financial statements. The Company paid approximately $121.4 million in cash for assets and assumed liabilities consisting of property, plant and equipment of $27.2 million, intangible assets of $46.1 million, goodwill of $65.4 million, deferred tax liability of $23.9 million and working capital of $6.6 million on the closing date. The goodwill from the Terra Transaction was assigned to the Rendering segment and is not deductible for tax purposes, though TRS has approximately $5.2 million of goodwill deductible for tax purposes related to prior acquisitions. The identifiable intangibles have a weighted average life of 12 years. Final determination of the value of assets acquired and liabilities assumed may result in adjustments to the values presented above with a corresponding adjustment to goodwill.

On June 8, 2012, the Company completed its acquisition of substantially all of the assets of RVO BioPur, LLC ("BioPur"). Headquartered in Waterbury, Connecticut, BioPur provides used cooking oil collection and grease trap services to restaurants and food service establishments in the New England area of the Company's existing East coast operations.