Short-term Bank Loans (Narrative) (Details) (USD $)	3 Months Ended
	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