Statement of Cash Flows (USD $)	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ (7,212,192)	$ (6,656,768)	$ 900,049
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	7,760,954	7,850,854	8,232,529
(Gain) loss on sale or disposal of property and equipment	0	(489,664)	62,696
Contract settlement fee	0	1,700,000	0
Changes in working capital components:
Trade and other accounts receivable	3,976,120	(1,234,801)	(2,161,480)
Inventories	580,737	427,608	(2,399,465)
Prepaid expenses and other	(519)	3,520	(30,244)
Deposits	180,440	178,087	(476,437)
Accounts payable	1,239,248	(340,860)	86,760
Accounts payable, related party	(274,589)	(350,914)	719,023
Settlement fee payable, related party	(425,000)	0	0
Accrued expenses	20,638	17,512	(172,428)
Deferred revenue	1,000,000	0	0
Derivative financial instruments	(359,498)	448,067	593,783
Net cash provided by operating activities	6,486,339	1,552,641	5,354,786
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property and equipment	(1,207,781)	(1,041,800)	(2,870,231)
Proceeds from sale of property	0	1,181,000	0
Purchase of investments	(5,614)	(7,518)	(12,877)
Net cash provided by (used in) investing activities	(1,213,395)	131,682	(2,883,108)
CASH FLOWS FROM FINANCING ACTIVITIES
Member distributions	0	1,051,225	0
Net proceeds (payments) from revolving credit loan	(200,000)	200,000	0
Proceeds from long-term borrowings	1,700,000	24,170,000	1,000,000
Payments on long-term borrowings	(4,987,968)	(24,885,409)	(6,295,653)
Net cash (used in) financing activities	(3,487,968)	(1,566,634)	(5,295,653)
Net increase (decrease) in cash and cash equivalents	1,784,976	117,689	(2,823,975)
CASH AND CASH EQUIVALENTS
Beginning	151,824	34,135	2,858,110
Ending	1,936,800	151,824	34,135
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for interest including capitalized interest 2013 none; 2012 none; 2011 $42,073	123,191	231,132	645,013
SUPPLEMENTAL DISCLOSURES OF NONCASH INVESTING AND FINANCING ACTIVITIES
Construction in progress included in accounts payable	55,392	0	184,776
Construction in progress included in accrued expenses	$ 82,078	$ 0	$ 69,228