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Discounted Lease Rentals: (Details)	Dec. 26, 2015
Discounted Lease Rentals:
Weighted average interest rate on a non-recourse basis (as a percent)	3.22%

X

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

n/a

+ References

No definition available.

+ Details

Name:	wina_DiscountedLeaseRentalsDisclosureAbstract
Namespace Prefix:	wina_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration