Consolidated Statements of Cash Flows (unaudited) - USD ($)	9 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (23,648,409)	$ (59,501,016)
Change in value of derivatives	(1,519,513)	(233,052)
Stock-based compensation	5,881,901	7,547,967
Depreciation and amortization	3,535,915	2,416,461
Amortization/(accretion) of note premiums	(140,041)	201,346
Changes in operating assets and liabilities:
Accounts receivable	(862,313)
Prepaid expenses and Other Current Assets	3,176,551	(887,426)
Deferred revenue	8,796,246
Accounts payable	(4,353,087)	913,664
Accrued expenses	(5,337,827)	(4,728,300)
Other	(264,921)	24,249
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	(14,735,498)	(54,246,107)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(7,810,754)	(1,147,748)
Purchases of marketable securities	(39,904,676)
Proceeds from sale of marketable securities	3,289,963	16,308,000
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES	(44,425,467)	15,160,252
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal payments on capital leases and notes payable	(97,145)	(162,824)
Payments of taxes for net share settled restricted stock unit issuances	(417,140)	(634,187)
Proceeds from the exercises of warrants and stock options	272,818	2,285,055
Proceeds from the issuance of common stock	12,419,119
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	12,177,652	1,488,044
NET INCREASE (DECREASE) IN CASH	(46,983,313)	(37,597,811)
CASH AT BEGINNING OF PERIOD	85,366,448	81,214,354
CASH AT END OF PERIOD	38,383,135	43,616,543
Supplementary disclosures:
Interest Paid	(142,033)	(8,906)
Property and equipment purchased through tenant improvement allowance financing		(4,849,360)
Income Tax Credits Refunded	3,635,016	1,365,288
Income Tax Paid	$ (2,400)	$ (2,400)