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v3.25.2

INTANGIBLE ASSETS (Details) | Mar. 31, 2025
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Patents [Member] |
INTANGIBLE ASSETS (Details) [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 20 years

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- References No definition available. + Details
Name: | igc_INTANGIBLEASSETSDetailsLineItems
Namespace Prefix: | igc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_PatentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |