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3. Interest, Advances and Promissory Notes Payable (Detail) - Interest Payable (USD $)
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Mar. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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|---|---|---|---|
| Relatives of directors | $ 663,254 | $ 586,697 | |
| Non-related parties | 1,032,585 | 982,624 | |
| $ 1,695,839 | $ 1,569,321 | $ 1,930,695 |
| X | ||||||||||
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- Definition
Carrying value as of the balance sheet date of [accrued] interest payable to relatives of directors on all forms of debt, including trade payables, that has been incurred and is unpaid. No definition available.
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| X | ||||||||||
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- Definition
Carrying value as of the balance sheet date of [accrued] interest payable to non-related parties on all forms of debt, including trade payables, that has been incurred and is unpaid. No definition available.
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| X | ||||||||||
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- Definition
Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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