XML 102 R71.htm IDEA: XBRL DOCUMENT
v3.25.2

INCOME TAXES - Summary of Operating Loss Carryforwards (Details) $ in Thousands | Mar. 31, 2025 USD ($)
--- | ---
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | $ 87,469
Expiring 2029 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 16
Expiring 2030 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 37
Expiring 2031 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 3,081
Expiring 2032 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 4,141
Expiring 2033 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 627
Expiring 2034 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 1,269
Expiring 2035 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 1,735
Expiring 2036 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 1,176
Expiring 2037 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 819
Expiring 2038 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 1,256
Expiring 2039 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 4,132
Expiring 2040 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 7,932
Expiring 2041 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 8,841
Expiring 2042 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 14,966
Expiring 2043 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 8,552
Expiring 2044 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | 6,884
Expiring 2045 [Member] |
Operating Loss Carryforwards [Line Items] |
Operating Loss Carryforwards | $ 22,006

X
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-6 + Details
Name: | us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
Name: | us-gaap_OperatingLossCarryforwardsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2029Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2031Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2032Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2033Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2034Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2035Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2036Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2037Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2038Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2039Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2041Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2042Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2043Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2044Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxCreditCarryforwardAxis=igc_Expiring2045Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |