| 12. Related Party Transactions (Details Narrative) - USD ($) | 6 Months Ended | |
|---|---|---|
| Mar. 31, 2016 | Mar. 31, 2015 | |
| IGC [Member] | ||
| Interest expense | $ 0 | $ 2,018,803 | 
| X | ||||||||||
| 
- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
 | 
| X | ||||||||||
| 
- Details 
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