Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (26,646,851)	$ (38,356,121)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	22,891	33,221
Non-cash interest expense	234,056	244,476
Stock-based compensation	1,404,721	1,318,298
Changes in operating assets and liabilities:
Accounts receivable	(4,657,577)	0
Prepaid expenses and other assets	256,026	447,824
Accounts payable	529,254	676,798
Accrued expenses	546,474	1,710,417
Deferred revenue	53,833,828	0
Other non-current liabilities	245,701	260,870
Net cash used in operating activities	25,768,523	(33,664,217)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from matured investments	450,000	0
Purchases of investments	0	(1,387,022)
Purchases of property and equipment	0	(17,695)
Net cash used in investing activities	450,000	(1,404,717)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on capital lease obligations	(20,418)	(19,262)
Payment of withholding taxes related to restricted stock units	(222)	(131,959)
Payments on notes payable obligations	(3,666,666)	0
Proceeds from exercise of warrants	114,358	0
Proceeds from the sale of warrants, net of costs	23,856,972	19,834,278
Proceeds from the issuance of notes payable and warrants	0	10,000,000
Payment of debt issuance costs	0	(146,115)
Net cash provided by financing activities	20,284,024	29,536,942
NET INCREASE IN CASH AND CASH EQUIVALENTS	46,502,547	(5,531,992)
CASH AND CASH EQUIVALENTS, beginning of period	8,002,668	27,299,268
CASH AND CASH EQUIVALENTS, end of period	54,505,215	21,767,276
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid for interest	1,299,731	1,377,987
Issuance of warrants in connection with debt financing	0	305,196
Unrealized loss on available-for-sale investments	$ 0	$ 2,570