XML 39 R32.htm IDEA: XBRL DOCUMENT
v2.4.0.6

NOTE 2 - SIGNIFICANT ACCOUNTING POLICIES (Tables) | 9 Months Ended
--- | ---
Dec. 31, 2012
Foreign Currency Exchange Rates [Table Text Block] | The exchange rates used for translation purposes are as follows:
Period |  | Period End Average Rate (P&L rate) |  | Period End Rate (Balance sheet rate)
Three months ended December 31, 2011 |  | INR 48.77 per USD |  | INR 53.01 per USD
Year ended March 31, 2012 |  | INR 47.72 per USD |  | INR 50.89 per USD
|  | RMB 6.29 per USD |  | RMB 6.30 per USD
Three months ended December 31, 2012 |  | INR 52.88 per USD |  | INR 54.86 per USD
|  | RMB 6.29 per USD |  | RMB 6.29 per USD
Estimated Useful Lives [Table Text Block] | Property and equipment are recorded at cost net of accumulated depreciation and depreciated over their estimated useful lives using the straight-line method. The estimated useful lives of assets are as follows:
Buildings | 5-25 years
Plant and machinery | 10-20 years
Computer equipment | 3-5 years
Office equipment | 3-5 years
Furniture and fixtures | 5-10 years
Vehicles | 5-10 years

X
- Definition Tabular disclosure of the estimated useful lives of property, plant and equipment. + References No definition available. + Details
Name: | igc_EstimatedUsefulLivesTableTextBlock
Namespace Prefix: | igc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of foreign currency exchange rates during the period. + References No definition available. + Details
Name: | igc_ForeignCurrencyExchangeRatesTableTextBlock
Namespace Prefix: | igc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration