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Note 2 - Summary of Significant Accounting Policies (Details) (USD $) | 5 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended |  |  |  |  | 12 Months Ended | 5 Months Ended
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Mar. 31, 2013 | Mar. 30, 2014 | Mar. 31, 2013 | Mar. 25, 2012 | Mar. 30, 2014 Branded Product Customer A [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 31, 2013 Branded Product Customer A [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 30, 2014 Branded Product Customer A [Member] Customer Concentration Risk [Member] Sales [Member] | Mar. 31, 2013 Branded Product Customer A [Member] Customer Concentration Risk [Member] Sales [Member] | Mar. 30, 2014 Branded Product Customer B [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 31, 2013 Branded Product Customer B [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 30, 2014 Branded Product Customer C [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 31, 2013 Branded Product Customer C [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 31, 2013 One Retail Licensee [Member] Customer Concentration Risk [Member] Accounts Receivable [Member] | Mar. 30, 2014 Deferred Franchise Fees [Member] | Mar. 31, 2013 Deferred Franchise Fees [Member] | Mar. 30, 2014 Deferred Development Fee [Member] | Mar. 31, 2013 Deferred Development Fee [Member] | Mar. 30, 2014 New Unit Openings, Transfers, Co-branding and Forfeitures [Member] | Mar. 31, 2013 New Unit Openings, Transfers, Co-branding and Forfeitures [Member] | Mar. 25, 2012 New Unit Openings, Transfers, Co-branding and Forfeitures [Member] | Mar. 30, 2014 Primary Supplier of Hot Dogs [Member] | Mar. 31, 2013 Primary Supplier of Hot Dogs [Member] | Mar. 25, 2012 Primary Supplier of Hot Dogs [Member] | Mar. 30, 2014 Distributor of Product to Company-owned Restaurants [Member] | Mar. 31, 2013 Distributor of Product to Company-owned Restaurants [Member] | Mar. 25, 2012 Distributor of Product to Company-owned Restaurants [Member] | Mar. 31, 2013 Write-off of Property and Equipment [Member]
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash Equivalents, at Carrying Value | $ 172,000 | $ 330,000 | $ 172,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill | 95,000 | 95,000 | 95,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible Assets, Net (Excluding Goodwill) | 1,353,000 | 1,353,000 | 1,353,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from Catastrophes | 1,340,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 449,000
Impairment of Long-Lived Assets Held-for-use |  | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred Revenue, Current |  |  |  |  |  |  |  |  |  |  |  |  |  | 234,000 | 278,000 |  |  |  |  |  |  |  |  |  |  |  |
Franchise Revenue |  | 5,718,000 | 5,842,000 | 5,646,000 |  |  |  |  |  |  |  |  |  |  |  |  |  | 863,000 | 852,000 | 920,000 |  |  |  |  |  |  |
Deferred Revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200,000 | 401,000 |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 23.00% | 16.00% | 17.00% | 12.00% | 13.00% | 11.00% | 11.00% | 10.00% | 18.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percent of Product Purchases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75.00% | 82.00% | 79.00% |  |  |  |
Percent of Product Purchases Company-Owned Restaurants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.00% | 7.00% | 8.00% |
Maximum Contributions to Advertising Fund, Percentage of Net Sales |  | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Advertising Expense |  | $ 147,000 | $ 144,000 | $ 227,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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