Consolidated Statements of Income - USD ($)	3 Months Ended		9 Months Ended
	Aug. 06, 2022	Jul. 31, 2021	Aug. 06, 2022	Jul. 31, 2021
Income Statement [Abstract]
Net sales	$ 13,846,698	$ 11,778,120	$ 35,300,014	$ 35,592,531
Cost of sales	(9,948,638)	(9,265,376)	(25,651,808)	(26,969,655)
Gross profit	3,898,060	2,512,744	9,648,206	8,622,876
Selling, general and administrative expenses	(1,653,200)	(1,320,456)	(4,448,349)	(4,144,350)
Operating income	2,244,860	1,192,288	5,199,857	4,478,526
Other income (loss):
Interest income	62,449	62,491	176,706	145,621
Undistributed earnings in joint venture—Majestic 21	15,488	20,202	40,710	45,959
Proceeds received under escrow arrangement	52,140	75,156	285,639	121,024
(Decrease) increase in fair value of equity investment	(57,022)	(449)	(80,796)	203,310
Gain on disposal of property, plant and equipment	0	0	88,936	0
Miscellaneous	161,157	48,169	187,065	73,434
Total other income	234,212	205,569	698,260	589,348
Income before provision for income taxes	2,479,072	1,397,857	5,898,117	5,067,874
Income tax expense	(594,313)	(347,111)	(1,399,498)	(1,226,425)
Net income	$ 1,884,759	$ 1,050,746	$ 4,498,619	$ 3,841,449
Weighted average number of shares outstanding:
Basic	3,370,912	3,599,133	3,460,074	3,621,084
Diluted	3,376,711	3,613,187	3,469,769	3,630,216
Net income per share:
Basic	$ 0.56	$ 0.29	$ 1.3	$ 1.06
Diluted	$ 0.56	$ 0.29	$ 1.3	$ 1.06