Debt Instrument, Basis Spread on Base Rate

No definition available.

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- Definition

Debt Instrument, Basis Spread on Canadian Prime Rate

+ References

No definition available.

+ Details

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- Definition

Default Event Percent of Principal Held in Order to Declare Notes Due and Payable Immediately

+ References

No definition available.

+ Details

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- Definition

Percent of Capital Stock of Foreign Subsidiary's Pledged to Secure Credit Agreement Obligation

+ References

No definition available.

+ Details

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- Definition

Percent of Stock of Material Domestic Subsidiary's Pledged to Secure Credit Agreement Obligation

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Details

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.17)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 17

-Article 5

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- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 7

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20, 22

-Article 5

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-Name Accounting Standards Codification

-Topic 944

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-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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Balance Type:	credit
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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (b)

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.8)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Debt (Narrative) (Details) (USD $)	9 Months Ended			0 Months Ended		9 Months Ended					0 Months Ended								0 Months Ended
Debt (Narrative) (Details) (USD $)	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013 Senior Secured Facilities [Member]	Sep. 28, 2013 Term Loan A Facility [Member] Senior Secured Facilities [Member]	Dec. 29, 2012 Term Loan A Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Secured Debt [Member] Term Loan [Member]	Sep. 28, 2013 Unsecured Debt [Member] Darling International Senior Unsecured Notes [Member]	Dec. 29, 2012 Unsecured Debt [Member] Darling International Senior Unsecured Notes [Member]	Dec. 17, 2010 Unsecured Debt [Member] Darling International Senior Unsecured Notes [Member]	Sep. 28, 2013 Minimum [Member] Unsecured Debt [Member] Darling International Senior Unsecured Notes [Member]	Sep. 28, 2013 Revolving Credit Facility [Member] Senior Secured Facilities [Member]	Dec. 29, 2012 Revolving Credit Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Letter of Credit [Member] Senior Secured Facilities [Member]	Dec. 29, 2012 Letter of Credit [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Swingline Sub-Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canada, Dollars Term Loan A Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canada, Dollars Revolving Credit Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 United States of America, Dollars Term Loan A Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 London Interbank Offered Rate (LIBOR) [Member] Revolving Credit Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 London Interbank Offered Rate (LIBOR) [Member] Revolving Credit Facility [Member] Minimum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 London Interbank Offered Rate (LIBOR) [Member] Revolving Credit Facility [Member] Maximum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canadian Dealer Offered Rate (CDOR) [Member] Revolving Credit Facility [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canadian Dealer Offered Rate (CDOR) [Member] Revolving Credit Facility [Member] Minimum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canadian Dealer Offered Rate (CDOR) [Member] Revolving Credit Facility [Member] Maximum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Base Rate [Member] Revolving Credit Facility [Member] Minimum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Base Rate [Member] Revolving Credit Facility [Member] Maximum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canadian Prime Rate [Member] Revolving Credit Facility [Member] Minimum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Canadian Prime Rate [Member] Revolving Credit Facility [Member] Maximum [Member] Senior Secured Facilities [Member]	Sep. 28, 2013 Federal Funds Effective Rate [Member] Revolving Credit Facility [Member] Senior Secured Facilities [Member]
Debt Instrument [Line Items]
Face amount of debt insturment			$ 1,350,000,000	$ 350,000,000					$ 250,000,000							$ 150,000,000		$ 200,000,000
Maximum availability											1,000,000,000	415,000,000	100,000,000		50,000,000		225,000,000
Term of debt				5 years							5 years
Company availability under revolving loan facility											967,332,000	384,881,000
Borrowings outstanding											0	0	32,668,000	30,119,000
Outstanding borrowings				0	0		250,000,000	250,000,000
Deferred loan costs	12,000,000
Basis spread on variable rate																				1.50%	2.75%		1.50%	2.75%	0.50%	1.75%	0.50%	1.75%
Basis spread on base rate																			1.00%										0.50%
Basis spread on canadian prime rate																						1.00%
Amount repaid of the original term loan issued	62,000	30,013,000				30,000,000
Write-off of a portion of the senior term loan facilities deferred loan costs						$ 700,000
Annual Interest rate on 8.5% Senior Notes due 2018									8.50%
Default event, percent of principal held in order to declare notes due and payable immediately										25.00%
Pledge of stock	100.00%
Pledge of Capital stock	65.00%