The percentage points added to the reference rate to compute fixed rate elections on the debt instrument.

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The amount of debt instrument covenant capital expenditures limitation after twelve years.

+ References

No definition available.

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The amount of debt instrument covenant capital expenditures limitation for next twelve years.

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No definition available.

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The fixed charge coverage ratio under debt instrument covenant.

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No definition available.

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The net income required under debt instrument covenant minimum.

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No definition available.

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- Definition

Represents the percentage required under the credit facility agreement.

+ References

No definition available.

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- Definition

Represents the unused commitment fee percentage, under the line of credit facility.

+ References

No definition available.

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- Definition

The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a fluctuating rate when amount is less than threshold.

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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Fixed interest rate related to the interest rate derivative.

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No definition available.

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Amount of interest capitalized during the period.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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Indebtedness divided by net capital.

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Note F - Debt (Details Textual)			12 Months Ended
Note F - Debt (Details Textual)	Feb. 13, 2024 USD ($)	Aug. 18, 2021 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Aug. 23, 2021	Jun. 30, 2021 USD ($)	May 24, 2021 USD ($)
Payments to Acquire Property, Plant, and Equipment, Total			$ 3,017,000	$ 13,524,000
Derivative, Fixed Interest Rate		2.40%
Interest Costs Capitalized			0	$ 198,000
Line of Credit Facility, Remaining Borrowing Capacity			12,000,000
Interest Rate Swap [Member]
Derivative, Fixed Interest Rate		2.40%				2.40%
Manufacturing Facility and Warehouse [Member] \| Carlsbad, California [Member]
Payments to Acquire Property, Plant, and Equipment, Total		$ 17,500,000
Wells Fargo Bank, N.A. [Member] \| Credit Agreement [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 12,500,000	$ 20,000,000						$ 20,000,000
Debt Instrument Covenant Capital Expenditures Limitation, Amount, Next Twelve Years					$ 15,000,000		$ 10,000,000
Debt Instrument Covenant Minimum, Net Income Required	$ 1
Debt Instrument Covenant, Fixed Charge Coverage Ratio	1.25
Debt Instrument Covenant Capital Expenditures Limitation, Amount, After Twelve Years	$ 6,500,000
Line of Credit, Availability Reserve Percentage	10.00%
Long-term Debt, Percentage Bearing Fluctuating Interest, Threshold Amount	$ 100,000
Line of Credit Facility, Unused Commitment Fee	0.25%
Debt Instrument Basis Spread on Elected Fixed Rate Borrowing	1.00%
Long-Term Debt			3,400,000
Wells Fargo Bank, N.A. [Member] \| Credit Agreement [Member] \| Maximum [Member]
Ratio of Indebtedness to Net Capital	1.5
Wells Fargo Bank, N.A. [Member] \| Credit Agreement [Member] \| Secured Overnight Financing Rate (SOFR) [Member]
Debt Instrument, Basis Spread on Variable Rate	2.25%	1.29%
Wells Fargo Bank, N.A. [Member] \| Credit Agreement [Member] \| Term Loan [Member]
Debt Instrument, Face Amount		$ 10,000,000
Debt Instrument, Basis Spread on Variable Rate		1.80%
Debt Instrument, Term (Year)		7 years
Long-Term Debt			$ 9,229,000
Wells Fargo Bank, N.A. [Member] \| Credit Agreement [Member] \| Term Loan [Member] \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Debt Instrument, Basis Spread on Variable Rate		1.80%