XML 37 R24.htm IDEA: XBRL DOCUMENT
v3.21.2

Commitments and Contingencies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Commitments and Contingencies |
Schedule of lease expense and sublease income |
|  | Three Months ended June 30, |  |  | Six Months ended June 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Operating lease cost |  |  |  |  |  |  |  |  |  |  |  |
Operating lease expense |  | $ | 204 |  |  | $ | 183 |  |  | $ | 408 |  |  | $ | 360 |
Short term lease expense |  |  | 71 |  |  |  | 15 |  |  |  | 110 |  |  |  | 29 |
Variable lease expense |  |  | 21 |  |  |  | 26 |  |  |  | 54 |  |  |  | 60 |
Total operating lease cost |  | $ | 296 |  |  | $ | 224 |  |  | $ | 572 |  |  | $ | 449 |
Finance lease cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of right-of-use assets |  | $ | 55 |  |  | $ | 61 |  |  | $ | 110 |  |  | $ | 61 |
Interest on lease liabilities |  |  | 20 |  |  |  | 18 |  |  |  | 41 |  |  |  | 18 |
Total finance lease cost |  | $ | 75 |  |  | $ | 79 |  |  | $ | 151 |  |  | $ | 79 |
Cash paid for amounts included in the measurement of lease liabilities |
|  | Three Months ended June 30, |  |  | Six Months ended June 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Operating cash flows used in operating leases |  | $ | 173 |  |  | $ | 138 |  |  | $ | 340 |  |  | $ | 317 |
Operating cash flows used in finance leases |  |  | 20 |  |  |  | 18 |  |  |  | 41 |  |  |  | 18 |
Financing cash flows used in finance leases |  |  | 124 |  |  |  | 702 |  |  |  | 248 |  |  |  | 702 |
Supplemental non-cash flow information related to right-of-use asset and lease liabilities |
|  | Three Months ended June 30, |  |  | Six Months ended June 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Operating leases |  |  |  |  |  |  |  |  |  |  |  |
Accretion of the lease liability |  | $ | 96 |  |  | $ | 42 |  |  | $ | 195 |  |  | $ | 59 |
Amortization of right-of-use assets |  |  | 108 |  |  |  | 142 |  |  |  | 213 |  |  |  | 302 |
Weighted Average Remaining Lease Term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating leases |  |  |  |  |  | 6.6 years |  |  |  |  |  |  |  |  |
Finance leases |  |  |  |  |  | 2.8 years |  |  |  |  |  |  |  |  |
Weighted Average Discount Rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating leases |  |  |  |  |  |  | 14.0 | % |  |  |  |  |  |  |  |
Finance leases |  |  |  |  |  |  | 5.6 | % |  |  |  |  |  |  |  |
Supplemental balance sheet information |
|  | As of |
|  | June 30, 2021 |  |  | December 31, 2020 |
Operating leases |  |  |  |  |  |
Operating lease right-of-use assets |  | $ | 2,679 |  |  | $ | 2,889 |
Current portion of operating lease liability |  |  | 310 |  |  |  | 316 |
Long term operating lease liability |  |  | 2,443 |  |  |  | 2,578 |
Total operating lease liabilities |  |  | 2,753 |  |  |  | 2,894 |
Finance leases |  |  |  |  |  |  |  |
Property and equipment, at cost |  | $ | 2,204 |  |  | $ | 2,308 |
Accumulated depreciation |  |  | (255 | ) |  |  | (249 | )
Property and equipment, net |  |  | 1,949 |  |  |  | 2,059 |
Other current liability |  |  | 426 |  |  |  | 417 |
Other long term liabilities |  |  | 949 |  |  |  | 1,164 |
Total finance lease liabilities |  |  | 1,375 |  |  |  | 1,581 |
Maturities of operating and finance lease liabilities |
Twelve Months ended June 30, |  | Operating leases |  |  | Finance leases |
2021 |  | $ | 666 |  |  | $ | 494 |
2022 |  |  | 572 |  |  |  | 577 |
2023 |  |  | 581 |  |  |  | 414 |
2024 |  |  | 599 |  |  |  | - |
2025 |  |  | 617 |  |  |  | - |
There after |  |  | 1,236 |  |  |  | - |
Total lease payments |  |  | 4,271 |  |  |  | 1,485 |
Less imputed interest |  |  | (1,518 | ) |  |  | (110 | )
Total lease liability |  | $ | 2,753 |  |  | $ | 1,375 |

X
- References No definition available. + Details
Name: | amtx_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesTableTextBlock
Namespace Prefix: | amtx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosures of supplemental information, including descriptions and amounts, related to the balance sheet, income statement, and/or cash flow statement. + References No definition available. + Details
Name: | us-gaap_AdditionalFinancialInformationDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for lessee's operating leases. Includes, but is not limited to, description of lessee's operating lease, existence and terms of renewal or purchase options and escalation clauses, restrictions imposed by lease, such as those concerning dividends, additional debt, and further leasing, rent holidays, rent concessions, or leasehold improvement incentives and unusual provisions or conditions. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 1,3) -URI http://asc.fasb.org/extlink&oid=121580752&loc=d3e38371-112697 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121573735&loc=d3e41499-112717 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248 Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121573735&loc=d3e41502-112717 Reference 5: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121549808&loc=d3e36991-112694 + Details
Name: | us-gaap_OperatingLeasesOfLesseeDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration