XML 58 R47.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Note 7 - Debt- Schedule of Debt (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Debt, Long-Term and Short-Term, Combined Amount | $ 307,224 | $ 294,721
Short-Term Debt | 23,937 | 23,443
Less current portion of debt | 72,807 | 37,028
Total long term debt | 234,417 | 257,693
Third Eye Capital Term Notes [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 7,172 | 7,159
Third Eye Capital Revolving Credit Facility [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 23,800 | 20,922
Revolving Notes Series B [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 57,694 | 54,412
Third Eye Capital Revenue Participation Term Notes [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 12,046 | 12,011
Third Eye Capital Acquisition Term Notes [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 26,709 | 26,655
Third Eye Capital Fuels Revolving Line [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 35,168 | 32,511
Third Eye Capital Carbon Revolving Line [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 23,673 | 23,486
Construction Loan Agreement [Member] |  |
Short-Term Debt | 43,894 | 41,024
Cilion Shareholder Seller Notes Payable [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 7,081 | 7,028
Subordinated Notes 1 [Member] |  |
Short-Term Debt | 17,747 | 17,625
EB-5 Promissory Notes [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | 42,439 | 42,211
Working capital Loan [Member] |  |
Short-Term Debt | 3,954 | 3,827
Term Loan On Equipment Purchase [Member] |  |
Debt, Long-Term and Short-Term, Combined Amount | $ 5,847 | $ 5,850

X
- Definition Amount of debt and lease obligation, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(21)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_DebtCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt. + References No definition available. + Details
Name: | us-gaap_DebtLongtermAndShorttermCombinedAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LongTermDebtNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. + 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(19)(a)) -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(13)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481372/852-10-55-10 Reference 4: 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)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
Name: | us-gaap_ShortTermBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ThirdEyeCapitalTermNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ThirdEyeCapitalRevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_RevolvingNotesSeriesBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ThirdEyeCapitalRevenueParticipationTermNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ThirdEyeCapitalAcquisitionTermNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ThirdEyeCapitalFuelsRevolvingLineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ThirdEyeCapitalCarbonRevolvingLineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_ConstructionLoanAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_CilionShareholderSellerNotesPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_SubordinatedNotes1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_EB5PromissoryNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_WorkingCapitalLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amtx_TermLoanOnEquipmentPurchaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |