Notes Payable - Summary of Components of Total Debt (Detail) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Debt [Line Items]
Total debt	$ 90,848,951	$ 89,424,313
Unamortized Original Issuance Discount - ASD	(970,588)	(1,235,294)
Termination Fee Debt Discount - A&R	(3,104,200)	(3,940,659)
ASD Credit Agreement [Member]
Debt [Line Items]
Total debt	50,000,000	50,000,000
PIK Contingent Interest Expense [Member]
Debt [Line Items]
Total debt	3,062,438	2,530,050
A&R Credit Agreement-February 2013 [Member]
Debt [Line Items]
Total debt	25,000,000	25,000,000
Termination Fee - A&R [Member]
Debt [Line Items]
Total debt	6,784,626	6,784,626
PIK Interest Fee-ASD [Member]
Debt [Line Items]
Total debt	375,000	375,000
PIK Interest - A&R [Member]
Debt [Line Items]
Total debt	2,186,038	2,186,037
A&R Credit Agreement -December 2013 [Member]
Debt [Line Items]
Total debt	7,500,000	7,500,000
Other loans - related party [Member]
Debt [Line Items]
Total debt		205,314
Other loans - vehicles [Member]
Debt [Line Items]
Total debt	$ 15,637	$ 19,239