XML 86 R43.htm IDEA: XBRL DOCUMENT
v3.21.4

Organization and nature of business - Additional information (Details) ¥ in Millions |  |  | 12 Months Ended |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2021 CNY (¥) | Jun. 15, 2020 | Sep. 30, 2021 USD ($) | Sep. 27, 2021 USD ($) | Sep. 18, 2021 | Sep. 17, 2021 | Sep. 07, 2021 | May 11, 2021 | Apr. 25, 2021 | Apr. 07, 2021 | Sep. 30, 2020 | Dec. 04, 2019 | Mar. 22, 2019
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds from stock issuance |  |  |  | $ 126,010,538 |  |  |  |  |  |  |  |  |  |
Business acquisition total price |  |  |  |  | $ 70,000,000 |  |  |  |  |  |  |  |  |
Guoning Zhonghao from Ningbo Guoning Zhonghao Technology Co Ltd and Jianxin Huang [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition total price |  |  |  |  | $ 5,000 |  |  |  |  |  |  |  |  |
Forest Food | IPO |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |
Net proceeds from initial public offering | $ 2,800,000 | ¥ 18.2 |  |  |  |  |  |  |  |  |  |  |  |
Nongyuan Network |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership (VIE) |  |  | 100.00% | 0.00% |  |  |  |  |  |  |  |  |  |
Revenue from China |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of product sold |  |  |  | 99.90% |  |  |  |  |  |  |  |  |  |
International |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership | 100.00% | 100.00% |  | 100.00% |  |  |  |  |  |  |  |  |  |
Farmmi Supply Chain |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary | 3.85% | 3.85% |  | 3.85% |  |  |  |  |  |  |  | 3.85% |  |
Farmmi Medical Health |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |
Nongyuan Network Technology Co., Ltd. | Xinyang Wang |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |
Nongyuan Network Technology Co., Ltd. | Xinyang Wang | Zhengyu Wang |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |
Nongyuan Network Technology Co., Ltd. | Farmmi E-Commerce |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary | 22.80% | 22.80% |  | 22.80% |  |  |  |  |  |  |  |  |  | 98.00%
Nongyuan Network Technology Co., Ltd. | Yitang Mediservice |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  |  | 95.00% |  |  |  |  |  |
Farmmi Agricultural | Farmmi Technology |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of ownership interest | 68.30% | 68.30% |  | 68.30% |  |  |  |  |  |  |  |  |  |
Farmmi Agricultural | Farmmi Enterprise |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of ownership interest | 31.70% | 31.70% |  | 31.70% |  |  |  |  |  |  |  |  |  |
Farmmi Agricultural | Forest Food |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership | 96.15% | 96.15% |  | 96.15% |  |  |  |  |  |  |  |  |  |
Farmmi Agricultural | FLS Mushroom |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership | 100.00% | 100.00% |  | 100.00% |  |  |  |  |  |  |  |  |  |
Farmmi Agricultural | Revenue from China |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% of Ownership | 100.00% | 100.00% |  | 100.00% |  |  |  |  |  |  |  |  |  |
Farmmi Agricultural | Farmmi E-Commerce |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary | 77.20% | 77.20% |  | 77.20% |  |  |  |  |  |  |  |  |  | 2.00%
Farmmi Agricultural | Farmmi Biotech |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |
Farmmi International | Farmmi Ecology |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |
Farmmi International | Farmmi Health Development |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |
Farmmi Ecology | Farmmi Supply Chain |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |
Farmmi Ecology | Yitang Mediservice |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  |  | 5.00% |  |  |  |  |  |
Farmmi Ecology | Farmmi Holdings |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  | 30.00% |  |  |  |  |  |  |  |
Yitang Mediservice | Yiting Meditech |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |
Farmmi Health Development | Farmmi Medical Health |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |
Farmmi Technology | Farmmi Holdings |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  | 40.00% |  |  |  |  |  |  |  |
Farmmi Enterprise | Farmmi Holdings |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
% Ownership in subsidiary |  |  |  |  |  | 30.00% |  |  |  |  |  |  |  |
Reportable legal entity | FAMI |  |  |  |  |  |  |  |  |  |  |  |  |  |
Organization And Nature Of Business [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds from stock issuance |  |  |  | $ 126,029,588 |  |  |  |  |  |  |  |  |  |

X
- Definition The net cash inflow associated with the amount received from entity's first offering of stock to the public. + References No definition available. + Details
Name: | fami_NetProceedsFromIssuanceInitialPublicOffering
Namespace Prefix: | fami_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | fami_OrganizationAndNatureOfBusinessLineItems
Namespace Prefix: | fami_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the percentage of controlling interest transferred. + References No definition available. + Details
Name: | fami_PercentageOfControllingInterestTransferred
Namespace Prefix: | fami_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the percentage of equity interest transferred to foreign-owned entities. + References No definition available. + Details
Name: | fami_PercentageOfEquityInterestTransferredToForeignOwnedEntities
Namespace Prefix: | fami_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents percentage of product sold. + References No definition available. + Details
Name: | fami_PercentageOfProductSold
Namespace Prefix: | fami_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow associated with the amount received from entity's first offering of stock to the public. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceInitialPublicOffering
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123419778&loc=SL6759159-111685 + Details
Name: | us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=fami_GuoningZhonghaoFromNingboGuoningZhonghaoTechnologyCoLtdAndJianxinHuangMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=fami_ForestFoodMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_CN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=fami_RemainingInternationalCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_FarmmiSupplyChainMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_ZhejiangFarmmiMedicalHealthTechnologyCo.LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_NongyuanNetworkTechnologyCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=fami_XinyangWangMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=fami_ZhengyuWangMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_LishuiFarmmiECommerceCo.LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_ZhejiangYitangMedicalServiceCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_ZhejiangFarmmiAgriculturalTechnologyGroupCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=fami_FarmmiTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=fami_FarmmiEnterpriseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=fami_FlsmushroomMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_ZhejiangFarmmiBiotechnologyCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_FarmmiInternationalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_ZhejiangFarmmiHangzhouEcologyAgricultureDevelopmentCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_FarmmiHangzhouHealthDevelopmentCo.LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_ZhejiangFarmmiHangzhouEcologyAgricultureDevelopmentCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_ZhejiangFarmmiHoldingsGroupCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_ZhejiangYitangMedicalServiceCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=fami_ZhejiangYitingMedicalTechnologyCo.Ltd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_FarmmiHangzhouHealthDevelopmentCo.LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_FarmmiTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=fami_FarmmiEnterpriseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=srt_ReportableLegalEntitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |