XML 78 R61.htm IDEA: XBRL DOCUMENT
v3.23.1

TAXES - Additional Information (Details) - USD ($) | 12 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2019
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Corporate income tax rate (in percent) | 12.50% | 7.60% | 14.90% |
Decrease in taxes due to tax holiday | $ 171,217 | $ 458,163 | $ 603,091 |
Benefit of the tax holidays on net income per share | $ 0.006 | $ 0.013 | $ 0.020 |
Gansu QLS |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Favorable tax rate (in percent) | 15.00% | 15.00% | 15.00% |
Chengdu QLS and subsidiaries |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Favorable tax rate (in percent) | 15.00% | 15.00% | 15.00% |
Qilian Chengdu |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Favorable tax rate (in percent) | 15.00% | 15.00% | 15.00% |
Hong Kong |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Base profit for calculating tax rate | $ 0 | $ 0 | $ 0 |
Hong Kong | Scenario One |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Favorable tax rate (as a percent) |  |  |  | 8.25%
Base profit for calculating tax rate |  |  |  | $ 2,000,000
Hong Kong | Scenario Two |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Favorable tax rate (as a percent) |  |  |  | 16.50%
Base profit for calculating tax rate |  |  |  | $ 2,000,000
China |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Corporate income tax rate (in percent) | 25.00% |  |  |
Preferential tax rate (in percent) | 15.00% |  |  |
Western Region |  |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |  |
Favorable tax rate (in percent) | 15.00% | 15.00% | 15.00% |

X
- Definition The amount of profit for calculating tax rate. + References No definition available. + Details
Name: | qli_BaseProfitForCalculatingTaxRate
Namespace Prefix: | qli_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of favorable income tax rate. + References No definition available. + Details
Name: | qli_IncomeTaxFavorableTaxRate
Namespace Prefix: | qli_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of the preferential tax rate applicable to the entity under the preferential tax treatment. + References No definition available. + Details
Name: | qli_IncomeTaxPreferentialTaxRate
Namespace Prefix: | qli_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of preferential income tax rate. + References No definition available. + Details
Name: | qli_PreferentialIncomeTaxRate
Namespace Prefix: | qli_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
Name: | us-gaap_EffectiveIncomeTaxRateContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of income taxes from which a reporting entity is exempt or for which it will receive a reduction in income taxes as a result of the income tax holiday granted by the taxing jurisdiction. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 11.C) -URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330215-122817 + Details
Name: | us-gaap_IncomeTaxHolidayAggregateDollarAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 11.C) -URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330215-122817 + Details
Name: | us-gaap_IncomeTaxHolidayIncomeTaxBenefitsPerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
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: | us-gaap_InvestmentsOwnedFederalIncomeTaxNoteLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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

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

X
- Details
Name: | srt_StatementScenarioAxis=qli_ScenarioOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=qli_ScenarioTwoMember
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=qli_WesternRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |