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Note 8 - Long-term Debt (Details Textual) - USD ($) $ in Thousands | Jul. 26, 2023 | Mar. 31, 2025 | Sep. 30, 2024
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Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] | Secured Overnight Financing Rate (SOFR) [Member] |  |
Line of Credit [Member] | Woodforest National Bank [Member] |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 15,000 |  |
Line of Credit Facility, Borrowing Base as Percent of Certain Accounts Receivable | 80.00% |  |
Line of Credit Facility, Borrowing Base As Percent of Eligible Foreign Insured Accounts | 90.00% |  |
Line of Credit Facility, Borrowing Base as Percent of Eligible Inventory | 25.00% |  |
Line of Credit Facility, Borrowing Base as Percent of Forced Liquidation Value of Certain Inventory | 50.00% |  |
Debt Instrument, Basis Spread on Variable Rate | 3.25% |  |
Debt Instrument, Interest Rate, Effective Percentage |  | 7.66% |
Debt Instrument, Covenant, Minimum Consolidated Tangible Net Worth | $ 100,000 |  |
Debt Instrument, Covenant, Minimum Liquidity | $ 5,000 |  |
Long-Term Line of Credit |  | $ 0 | $ 0
Line of Credit [Member] | Woodforest National Bank [Member] | Minimum [Member] |  |  |
Current Ratio | 2 |  |
Interest Coverage Ratio | 1.5 |  |
Letter of Credit [Member] | Woodforest National Bank [Member] |  |  |
Line of Credit Facility, Current Borrowing Capacity |  | 14,900 |
Long-Term Line of Credit |  | $ 100 |

X
- Definition Represents current assets over current liabilities. + References No definition available. + Details
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- Definition Represents EBIT over Interest expense. + References No definition available. + Details
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- Definition Amount of minimum consolidated tangible net worth required under the covenant of the debt instrument. + References No definition available. + Details
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- Definition Amount of minimum liquidity required under the covenant of the debt instrument. + References No definition available. + Details
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- Definition Percentage of certain accounts receivable as borrowing base under line of credit facility. + References No definition available. + Details
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- Definition Percentage of eligible foreign insured amounts as borrowing base under line of credit facility. + References No definition available. + Details
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- Definition Percentage of eligible inventory as borrowing base under line of credit facility. + References No definition available. + Details
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- Definition Percentage of forced liquidation of certain inventory for borrowing base of line of credit facility. + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482949/835-30-55-8 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482900/835-30-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-6 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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