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NOTE 22 - SUBSEQUENT EVENTS (Detail) | 12 Months Ended | 1 Months Ended
--- | --- | ---
Mar. 31, 2011 | Jan. 31, 2013 Subsequent Event [Member] Bricoleur Note Payable [Member]
Stock Issued During the Period, Penalties on Notes Payble | 400,000 | 3,000,000

X
- Definition The number of shares issued during the period as penalties on notes payable. + References No definition available. + Details
Name: | igc_StockIssuedDuringThePeriodPenaltiesOnNotesPayable
Namespace Prefix: | igc_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration