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v3.24.3

Debt (Details) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Dec. 31, 2023 USD ($) | Nov. 30, 2023 USD ($) installment | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |
Interest expense, net |  |  | $ 868,000 | $ 936,000 | $ 2,690,000 | $ 2,801,000
Restricted cash, non-current | $ 4,128,000 |  | 4,682,000 | 0 | 4,682,000 | 0
AFCO Premium Credit LLC Insurance Premium Financing Agreement | Notes Payable, Other Payables |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest rate, stated percentage (in percent) |  | 7.00% |  |  |  |
Debt instrument, face amount |  | $ 1,200,000 |  |  |  |
Debt instrument, term (in months) |  | 12 months |  |  |  |
Down payment |  | $ 300,000 |  |  |  |
Long-term debt |  | $ 900,000 |  |  |  |
Periodic payment, number of quarterly installments | installment |  | 3 |  |  |  |
Revolving Credit Facility | City National Bank Revolving Credit Agreement | Line of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity | $ 20,000,000 | $ 30,000,000 |  |  |  |
Unused line fee (in percent) | 0.30% |  |  |  |  |
Commitment fee, payable term after each quarter | 10 days |  |  |  |  |
Commitment fee (in percent) | 0.50% |  |  |  |  |
Deferred offering costs capitalized |  |  | 32,000 |  | 32,000 |
Commitment fee |  |  |  |  | 100,000 |
Unamortized debt issuance cost |  |  | $ 100,000 |  | $ 100,000 |
Interest rate, stated percentage (in percent) |  |  | 8.10% |  | 8.10% |
Interest expense, net |  |  | $ 100,000 | $ 200,000 | $ 400,000 | $ 500,000
Outstanding balance |  |  | 4,700,000 |  | 4,700,000 |
Outstanding amount available to be borrowed |  |  | $ 15,300,000 |  | $ 15,300,000 |
Revolving Credit Facility | City National Bank Revolving Credit Agreement | Line of Credit | Secured Overnight Financing Rate (SOFR) |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate (in percent) | 2.75% |  |  |  |  |
Revolving Credit Facility | City National Bank Revolving Credit Agreement | Line of Credit | Base Rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate (in percent) | 3.00% |  |  |  |  |

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- Definition 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. + References No definition available. + Details
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-1A Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -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 3: http://www.xbrl.org/2009/role/commonPracticeRef -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/2009/role/commonPracticeRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1D + 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 The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. + References No definition available. + Details
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