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Note I - Income Taxes (Details Textual)	12 Months Ended
	Sep. 30, 2017 USD ($)
Increase (Decrease) in Deferred Income Taxes	$ 6,632,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%
PHILLY SWIRL [Member] | Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member]
Operating Loss Carryforwards	$ 5,000,000
Operating Loss Carryforwards, Subject to Limitation and Expiration	378,000
Operating Loss Carryforwards, Valuation Allowance	0
Capital Loss Carryforward [Member]
Tax Credit Carryforward, Amount	$ 4,600,000

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- Definition

Amount of operating loss carryforwards that are subject to limitation and expiration under Code Section 382.

+ References

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

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The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.

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