Accounts Payable and Accrued Expenses (Details) - USD ($)	Jun. 30, 2016	Jun. 30, 2015
Accounts Payable and Accrued Expenses [Abstract]
Clinical trial accruals	$ 6,087,000	$ 5,238,000
Trade accounts payable	5,350,000	3,284,000
Accrued interest expense	1,768,000	1,821,000
Executive bonus	1,148,000	600,000
Miscellaneous other current liabilities	835,000	865,000
Accounts payable and accrued expenses	$ 15,188,189	$ 11,808,223