Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares	Mar. 26, 2022	Sep. 25, 2021
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	50,000,000	50,000,000
Common stock, shares issued (in shares)	19,173,000	19,084,000
Common stock, shares outstanding (in shares)	19,173,000	19,084,000