Notes Payable - Summary of Components of Total Debt (Detail) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Total debt	$ 99,033,274	$ 89,424,313
Unamortized Original Issuance Discount - ASD		(1,235,294)
Termination Fee Debt Discount - A&R		(3,940,659)
ASD Credit Agreement [Member]
Debt Instrument [Line Items]
Total debt		50,000,000
PIK Contingent Interest Expense [Member]
Debt Instrument [Line Items]
Total debt		2,530,050
A&R Credit Agreement-February 2013 [Member]
Debt Instrument [Line Items]
Total debt		25,000,000
Termination Fee - A&R [Member]
Debt Instrument [Line Items]
Total debt		6,784,626
PIK Interest Fee-ASD [Member]
Debt Instrument [Line Items]
Total debt		375,000
PIK Interest - A&R [Member]
Debt Instrument [Line Items]
Total debt		2,186,037
A&R Credit Agreement -December 2013 [Member]
Debt Instrument [Line Items]
Total debt		7,500,000
Other loans - related party [Member]
Debt Instrument [Line Items]
Total debt		205,314
Other loans - vehicles [Member]
Debt Instrument [Line Items]
Total debt	11,934	19,239
ASD Credit Agreement - Morgan Stanley Tranche A [Member]
Debt Instrument [Line Items]
Total debt	102,500,000
ASD Credit Agreement - Morgan Stanley PIK fee [Member]
Debt Instrument [Line Items]
Total debt	593,750
ASD Credit Agreement - Morgan Stanley NPI [Member]
Debt Instrument [Line Items]
Total debt	$ (4,072,410)