Investment in Leasing Operations: Investment Aging (Details) - USD ($)	Mar. 27, 2021	Dec. 26, 2020
Investment in Leasing Operations:
0-60 Days Delinquent and Accruing	$ 10,994,000	$ 13,512,300
Total investment in direct financing and sales-type leases	$ 10,994,000	$ 13,512,300

The lessor's asset under sales type and direct financing leases. The investment in direct financing and sales-type leases, as of the balance sheet date, consisting of: (a) minimum lease payments due on direct financing leases, (b) unguaranteed residual value, and (c) any unamortized initial direct costs on direct financing leases; less: (i) estimated executory costs, (ii) unearned income, but before deducting the accumulated allowance for uncollectible minimum lease payments.

No definition available.

Name:	wina_GrossInvestmentInLease
Namespace Prefix:	wina_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant