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NOTE 21 - ACCOUNTS RECEIVABLES | 9 Months Ended
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Dec. 31, 2012
Certain Aged Receivables [Text Block] | NOTE 21 – ACCOUNTS RECEIVABLES Accounts receivable for the quarter ended December 31, 2012 amount to $588,602. The accounts receivable net of reserves id primarily from iron ore traders associated with our iron ore business. Three customers accounted for 90% of the accounts receivable with an aging of less than 60 days.

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- Definition Disclosure for cetrain aged accounts receivable. + References No definition available. + Details
Name: | igc_CertainAgedReceivablesTextBlock
Namespace Prefix: | igc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration