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Short-term Bank Loans (Narrative) (Details) (USD $) | 3 Months Ended
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Dec. 31, 2012 M
Short-term Bank Loans 2 | $ 151,381,787
Short-term Bank Loans 3 | 157,412,855
Short-term Bank Loans 4 | 6.00%
Short-term Bank Loans 5 | 7.216%
Short-term Bank Loans 6 | 6
Short-term Bank Loans 7 | 12
Short-term Bank Loans 8 | 107,340,987
Short-term Bank Loans 9 | $ 64,192,063

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