Long-Term Debt Other Long-term Debt Disclosure (Details) - Dec. 31, 2017 $ in Thousands	USD ($)	CAD
Wendy's U.S. Advertising Fund
Debt Instrument
Line of Credit Facility, Maximum Borrowing Capacity \| $	$ 25,000
Line of Credit Facility, Remaining Borrowing Capacity \| $	$ 23,713
Canadian Subsidiary
Debt Instrument
Line of Credit Facility, Maximum Borrowing Capacity \| CAD		CAD 6,000,000
Revolving credit, Number of Entities \| CAD		1

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No definition available.

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- 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

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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

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- Definition

Revolving Credit Facility, Number of Entities

+ References

No definition available.

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- Details

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