Note 6 - Accounts and Other Receivables, Net (Detail) - Accounts and other receivables, net (USD $) In Thousands, unless otherwise specified	Dec. 23, 2012	Mar. 25, 2012	Mar. 27, 2011
Account Receivable, Gross, Current	$ 6,951	$ 6,673
Less: allowance for doubtful accounts	135	138	62
Accounts and other receivables, net	6,816	6,535
Branded Product Sales [Member]
Account Receivable, Gross, Current	4,220	4,246
Franchise and License Royalties [Member]
Account Receivable, Gross, Current	2,520	2,093
Other Receivables [Member]
Account Receivable, Gross, Current	$ 211	$ 334