Accounts Payable and Accrued Expenses (Details) - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Payables and Accruals [Abstract]
Accounts payable	$ 1,601,746	$ 1,080,167
Accrued payroll and related costs	1,266,955	2,211,565
Accrued consulting and professional fees	171,141	157,500
Royalty liability	102,648	175,000
Other accrued expenses	336,470	294,261
Total accounts payable and accrued expenses	$ 3,478,960	$ 3,918,493