Note G - Income Taxes - Net Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($)	Jun. 30, 2021	Jun. 30, 2020
Deferred tax assets:
Inventory capitalization	$ 259,000	$ 412,000
Inventory reserves	143,000	301,000
Pension liability	150,000	260,000
Lease liability	2,477,000	2,732,000
Net operating loss carry forward	94,000	245,000
Accrued compensation	568,000
Stock-based compensation	96,000	157,000
Deferred Tax Assets, Derivative Instruments	8,000	93,000
Tax credit carry forward	300,000	340,000
Allowance for bad debt	863,000	819,000
Other, net	3,000	246,000
Total gross deferred tax assets	4,961,000	5,605,000
Deferred tax liabilities:
Withholding taxes	(1,133,000)	(1,133,000)
Fixed Assets	(997,000)	(1,011,000)
Foreign inventory reserves		(469,000)
Lease asset	(2,413,000)	(2,681,000)
Other, net	(204,000)	(115,000)
Deferred tax liabilities	(4,747,000)	(5,409,000)
Net deferred tax assets	$ 214,000	$ 196,000