Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Nov. 25, 2018	Feb. 25, 2018
Accounts receivable, allowance for doubtful accounts	$ 32	$ 32	[1]

[1] The balance sheet at February 25, 2018 has been derived from the audited financial statements at that date.