Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Dec. 25, 2021	14,350,786
Balance at Dec. 25, 2021	$ 143,508	$ 39,281,810	$ (26,256,492)	$ (2,515)	$ 13,166,311
Share-based compensation expense		250,359			250,359
Employee option exercises (in shares)	109,700
Employee option exercises	$ 1,097	194,682		(38,333)	157,446
Net income			2,131,400		2,131,400
Balance (in shares) at Dec. 31, 2022	14,460,486
Balance at Dec. 31, 2022	$ 144,605	39,726,851	(24,125,092)	(40,848)	15,705,516
Share-based compensation expense	$ 0	204,797	0	0	204,797
Employee option exercises (in shares)	141,001
Employee option exercises	$ 1,410	249,245	0	(209,290)	41,365
Net income	$ 0	0	1,370,296	0	1,370,296
Balance (in shares) at Dec. 30, 2023	14,601,487
Balance at Dec. 30, 2023	$ 146,015	$ 40,180,893	$ (22,754,796)	$ (250,138)	$ 17,321,974