Balance Sheets (Parentheticals) - $ / shares	Dec. 28, 2024	Dec. 30, 2023
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized shares (in shares)	20,000,000	20,000,000
Common stock, issued shares (in shares)	14,661,487	14,601,487
Common stock, outstanding shares (in shares)	14,525,960	14,519,215
Preferred Stock, Shares Issued (in shares)	0	0
Preferred Stock, Shares Outstanding (in shares)	0	0
Treasury stock, shares (in shares)	135,527	82,272