Consolidated Statements of Income and Comprehensive Income - USD ($)	12 Months Ended
	Oct. 31, 2020	Nov. 02, 2019
Income Statement [Abstract]
Net sales	$ 41,612,307	$ 46,347,931
Cost of sales	(29,481,820)	(32,694,931)
Gross profit	12,130,487	13,653,000
Selling, general and administrative expenses	(4,984,318)	(5,352,319)
Operating income	7,146,169	8,300,681
Other income (loss):
Interest income	286,897	556,142
Undistributed earnings in joint venture—Majestic 21	80,091	78,107
Proceeds received under escrow arrangement	421,099	379,104
Gain on sale of investment in retirement community		1,510,000
Decrease in fair value of equity investment	(155,406)
Gain on sale of assets	32,041	880,129
Miscellaneous	58,194	75,366
Total other income	722,916	3,478,848
Income before provision for income taxes	7,869,085	11,779,529
Income tax expense	(1,885,387)	(2,969,109)
Net income	5,983,698	8,810,420
Other comprehensive loss
Unrealized investment loss, net of tax effect		(1,243)
Comprehensive income	$ 5,983,698	$ 8,809,177
Weighted average number of shares outstanding:
Basic	3,638,592	3,803,400
Diluted	3,639,950	3,804,673
Net income per share:
Basic	$ 1.64	$ 2.32
Diluted	$ 1.64	$ 2.32