Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)	9 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
OPERATING ACTIVITIES:
Net loss	$ (42,643,067)	$ (16,985,002)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	294,660	147,989
Share-based compensation expense	2,741,451	1,946,706
Changes in operating assets and liabilities:
Trade receivables	(562,916)
Royalty receivables	29,471
Inventories	(185,613)	80,000
Prepaid expenses and other assets	(3,397,441)	152,042
Accounts payable	(562,524)	(506,892)
Accrued expenses and other liabilities	1,207,578	312,660
Accrued compensation and payroll taxes	683,856	(254,674)
Deferred product revenues, net	1,583,890
Deferred royalty revenues	(1,662,392)	(1,535,611)
Net cash used in operating activities	(42,473,047)	(16,642,782)
INVESTING ACTIVITIES:
Purchase of investments in securities	(1,650,175)
Proceeds from sales and maturities of investments in securities		66,925
Purchase of property and equipment	(850,600)	(152,562)
Net cash used in investing activities	(2,500,775)	(85,637)
FINANCING ACTIVITIES:
Proceeds from issuances of common stock, net of commissions and offering costs	87,739,859	26,748,758
Proceeds from exercise of stock options and warrants	9,184,268	15,416
Collection of stock subscriptions receivable	580,910
Shares surrendered to pay for tax withholding	(5,665)	(197,690)
Net cash provided by financing activities	97,499,372	26,566,484
Net increase in cash and cash equivalents	52,525,550	9,838,065
Cash and cash equivalents at beginning of period	38,771,469	31,486,012
Cash and cash equivalents at end of period	91,297,019	41,324,077
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Income taxes paid	3,200	3,200
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Purchase of property and equipment in accounts payable and accrued expenses and other liabilities	$ 140,000