For a classified balance sheet, the cumulative difference between the rental income or payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, more than one year after the balance sheet date. Such receivable is reduced by allowances attributable to, for instance, credit risk associated with a lessee.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Note P - Leases (Details Textual) - USD ($)	3 Months Ended
Note P - Leases (Details Textual) - USD ($)	Jun. 30, 2019	Apr. 01, 2019	Mar. 31, 2019
Operating Lease, Cost	$ 342,000
Operating Lease, Liability, Current	1,065,000	$ 1,162,000
Operating Lease, Liability, Noncurrent	7,308,000	$ 7,371,000
Restaurant Operating Expense [Member]
Operating Lease, Cost	550,000
General and Administrative Expense [Member]
Operating Lease, Cost	170,000
Other Income [Member]
Operating Lease, Cost	21,000
Other Assets [Member]
Deferred Rent Receivables, Net, Noncurrent, Total	$ 31,000