Long-Term Debt - Summary of Carrying Value of Long-Term Debt (Detail) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Debt Disclosure [Abstract]
Current Face Amount	$ 177,450,000
Unamortized Discount on Convertible Debt	(4,966,733)
Loan Costs, net of accumulated amortization	(1,684,468)
Total Long-Term Debt	$ 170,798,799	$ 166,796,853