Condensed Consolidated Statements of Income - USD ($)	3 Months Ended		9 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Income Statement [Abstract]
Net sales	$ 11,778,120	$ 8,800,410	$ 35,592,531	$ 28,446,764
Cost of sales	(9,265,376)	(6,361,500)	(26,969,655)	(19,980,510)
Gross profit	2,512,744	2,438,910	8,622,876	8,466,254
Selling, general and administrative expenses	(1,320,456)	(1,107,850)	(4,144,350)	(3,586,622)
Operating income	1,192,288	1,331,060	4,478,526	4,879,632
Other income (loss):
Interest income	62,491	53,209	145,621	239,365
Undistributed earnings in joint venture - Majestic 21	20,202	20,855	45,959	61,125
Proceeds received under escrow arrangement	75,156	64,053	121,024	336,447
(Decrease) increase market value of equity investment	(449)	21,475	203,310	(159,051)
Gain on sale of assets		32,041		32,041
Miscellaneous	48,169	12,910	73,434	32,504
Total other income	205,569	204,543	589,348	542,431
Income before provision for income taxes	1,397,857	1,535,603	5,067,874	5,422,063
Income tax expense	(347,111)	(375,465)	(1,226,425)	(1,311,780)
Net income	$ 1,050,746	$ 1,160,138	$ 3,841,449	$ 4,110,283
Weighted average number of shares outstanding:
Basic	3,599,133	3,631,089	3,621,084	3,641,048
Diluted	3,613,187	3,632,420	3,630,216	3,642,397
Net income per share:
Basic	$ 0.29	$ 0.32	$ 1.06	$ 1.13
Diluted	$ 0.29	$ 0.32	$ 1.06	$ 1.13