Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]
Balance at Nov. 02, 2019	$ 49,466,315	$ 536,491	$ 10,687,662	$ 55,298,750	$ 389,164	$ (17,445,752)
Balance, shares at Nov. 02, 2019		3,664,070
Adoption of ASU 2016 (Adoption of ASU 2016-01 [Member]) at Feb. 01, 2020				389,164	$ (389,164)
Adoption of ASU 2016 (Adoption of ASU 2016-02 [Member]) at Feb. 01, 2020	(64,591)			(64,591)
Purchase of treasury stock	(345,600)					(345,600)
Purchase of treasury stock, shares		(14,400)
Stock-based compensation	906		906
Net income	1,400,141			1,400,141
Balance at Feb. 01, 2020	50,457,171	$ 536,491	10,688,568	57,023,464		(17,791,352)
Balance (Adjustments for New Accounting Pronouncement [Member]) at Feb. 01, 2020	49,401,724	$ 536,491	10,687,662	55,623,323		(17,445,752)
Balance, shares at Feb. 01, 2020		3,649,670
Balance, shares (Adjustments for New Accounting Pronouncement [Member]) at Feb. 01, 2020		3,664,070
Cash dividend	(3,630,970)			(3,630,970)
Purchase of treasury stock	(476,850)					(476,850)
Purchase of treasury stock, shares		(18,700)
Stock-based compensation	906		906
Net income	1,550,004			1,550,004
Balance at May. 04, 2020	47,900,261	$ 536,491	10,689,474	54,942,498		(18,268,202)
Balance, shares at May. 04, 2020		3,630,970
Stock-based compensation	6,556		4,174			2,382
Stock-based compensation, shares		226
Net income	1,160,138			1,160,138
Balance at Aug. 01, 2020	49,066,955	$ 536,491	10,693,648	56,102,636		(18,265,820)
Balance, shares at Aug. 01, 2020		3,631,196
Balance at Oct. 31, 2020	50,941,276	$ 536,491	10,694,554	57,976,051		(18,265,820)
Balance, shares at Oct. 31, 2020		3,631,196
Stock-based compensation	20,521		20,521
options	15,125		1,950			13,175
options, shares		1,250
Net income	1,065,765			1,065,765
Balance at Jan. 31, 2021	52,042,687	$ 536,491	10,717,025	59,041,816		(18,252,645)
Balance, shares at Jan. 31, 2021		3,632,446
Balance at Oct. 31, 2020	50,941,276	$ 536,491	10,694,554	57,976,051		(18,265,820)
Balance, shares at Oct. 31, 2020		3,631,196
Net income	3,841,449
Balance at Jul. 31, 2021	47,740,536	$ 536,491	10,749,843	58,185,400		(21,731,198)
Balance, shares at Jul. 31, 2021		3,532,100
Balance at Jan. 31, 2021	52,042,687	$ 536,491	10,717,025	59,041,816		(18,252,645)
Balance, shares at Jan. 31, 2021		3,632,446
Cash dividend	(3,632,100)			(3,632,100)
Purchase of treasury stock	(10,553)					(10,553)
Purchase of treasury stock, shares		(346)
Stock-based compensation	16,409		16,409
Net income	1,724,938			1,724,938
Balance at Apr. 30, 2021	50,141,381	$ 536,491	10,733,434	57,134,654		(18,263,198)
Balance, shares at Apr. 30, 2021		3,632,100
Purchase of treasury stock	(3,468,000)					(3,468,000)
Purchase of treasury stock, shares		(100,000)
Stock-based compensation	16,409		16,409
Net income	1,050,746
Balance at Jul. 31, 2021	$ 47,740,536	$ 536,491	$ 10,749,843	$ 58,185,400		$ (21,731,198)
Balance, shares at Jul. 31, 2021		3,532,100