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(24) Guarantees and Other Commitments and Contingencies Capital Expenditures Program (Details) (USD $) In Thousands, unless otherwise specified | Jan. 01, 2012
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Guarantees and Other Commitments and Contingencies [Abstract] |
Outstanding commitment for capital expenditure, expected cash outflow within next 12 months | $ 26,319

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- Details
Name: | wen_GuaranteesAndOtherCommitmentsAndContingenciesAbstract
Namespace Prefix: | wen_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Outstanding Commitment for Capital Expenditure, Expected Cash Outflow Within Next 12 Months + References No definition available. + Details
Name: | wen_OutstandingCommitmentForCapitalExpenditureExpectedCashOutflowWithinNext12Months
Namespace Prefix: | wen_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant