Income Taxes - Reconciliation between Statutory Federal Income Tax Rate and Actual Provision for Income Taxes (Detail) - USD ($)	12 Months Ended
Nov. 06, 2021	Oct. 31, 2020
Income Tax Disclosure [Abstract]
Provision—federal statutory tax rate	$ 1,494,934	$ 1,652,508
Increase (decrease) resulting from:
State taxes, net of federal tax benefit	250,708	277,135
Permanent differences:
Stock option expirations
Decrease in FL corporate tax rate	(135)	(3,306)
Other comprehensive income
Other	(25,582)	(40,950)
Provision for income taxes	$ 1,719,925	$ 1,885,387

Income tax reconciliation nondeductible expense other comprehensive income amount.

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Increase Decrease In Taxes Resulting From [Abstract]

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Permanent Differences [Abstract]

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).

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