Note 6 - Accounts and Other Receivables, Net (Details) - Accounts and other receivables, net (USD $)	Jun. 30, 2013	Mar. 31, 2013	Mar. 25, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Account Receivable, Gross, Current	$ 9,936,000	$ 7,047,000
Less: allowance for doubtful accounts	141,000	130,000	138,000
Accounts and other receivables, net	9,795,000	6,917,000
Branded Product Sales [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Account Receivable, Gross, Current	5,200,000	4,071,000
Franchise and License Royalties [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Account Receivable, Gross, Current	3,418,000	2,355,000
Other Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Account Receivable, Gross, Current	$ 1,318,000	$ 621,000