Debt - Additional Information (Detail) (USD $)	2 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015	Nov. 15, 2013
Debt Instrument [Line Items]
Convertible debt		$ 32,258,031	$ 19,963,662
Amortization of convertible debt discount		2,878,834	685,761
Line Of Credit Facility Periodic Payment Shares			200,000
Debt Conversion, Converted Instrument, Shares Issued	116,250
Debt Instrument, Unamortized Discount		4,360,647	2,173,559
Interest Paid, Total		496,989	17,839
Debt Instrument Maturity Month and Year		Aug. 01, 2017
Scenario, Forecast [Member]
Debt Instrument [Line Items]
Line Of Credit Facility Periodic Payment Shares				200,000
8% convertible promissory notes 2012
Debt Instrument [Line Items]
Convertible debt		15,628,188
Warrants to purchase common stock, shares		37,800,000
Debt Instrument Payment Terms		including all outstanding principal and accrued and unpaid interest, are due and payable on the earlier of five years from date of issuance or upon the occurrence of an Event of Default
Amortization of convertible debt discount		1,700,000	663,400
Debt Issuance Cost		146,700
Debt Instrument, Unamortized Discount		2,500,000
Interest Expense, Other		1,300,000	777,400
Debt Instrument, Increase, Accrued Interest		271,500
Stock Issued During Period, Shares, New Issues		678,825
8% convertible promissory notes 2012 | Common Stock [Member]
Debt Instrument [Line Items]
Convertible debt		1,000,000
Convertible debt, conversion price		$ 0.74
MLTM And Samuel Rose 12% convertible revolving credit agreement conversion options
Debt Instrument [Line Items]
Debt Issuance Cost		7,800
Line of credit facility, maximum borrowing capacity		2,000,000
Line of Credit Facility, Interest Rate During Period		12.00%
Line Of Credit Facility Interest Rate During Period Payable By Cash		4.00%
Line Of Credit Facility Interest Rate During Period Payable By Common Stock		8.00%
Line of Credit Facility, Amount Outstanding		2,000,000
Line Of Credit Facility Periodic Payment Shares		200,000
Line Of Credit Facility Commission Fee Rate During Period Payable By Cash		2.00%
Line Of Credit Facility Commission Fee Rate During Period Payable By Common Stock		4.00%
Stock Issued During Period, Shares, New Issues		600,000
Debt Instrument Maturity Month and Year		Dec. 31, 2015
MLTM And Samuel Rose 12% convertible Letter Of credit agreement conversion options
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		500,000
Bank Term Loan One
Debt Instrument [Line Items]
Debt Instrument, Face Amount			1,000,000
Debt Instrument, Interest Rate at Period End			4.25%
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months			100,000
Long-term Debt, Maturities, Repayments of Principal in Year Two		100,000
Long-term Debt, Maturities, Repayments of Principal in Year Three		250,000
Long-term Debt, Maturities, Repayments of Principal in Year Four		250,000
Debt Instrument Maturity Month and Year			Nov. 15, 2018
Bank Term Loan Two
Debt Instrument [Line Items]
Debt Instrument, Face Amount			3,500,000
Debt Instrument, Interest Rate at Period End			4.25%
Debt Instrument Maturity Month and Year			Nov. 15, 2018
3% promissory note
Debt Instrument [Line Items]
Convertible debt		279,843	385,474
Convertible debt, interest rate					3.00%
Interest Expense, Other		9,800	1,900
Debt Instrument Maturity Month and Year		Feb. 01, 2018	Feb. 01, 2018
12% Revolving Credit Agreement
Debt Instrument [Line Items]
Debt Instrument, Unamortized Discount		142,600	22,400
Interest Expense, Other		229,900	12,900
Interest Paid, Total		81,100
Stock Issued During Period, Shares, New Issues		400,000
12% Revolving Credit Agreement | Common Stock [Member]
Debt Instrument [Line Items]
Interest Paid, Total		148,800
4.25% Bank Term Loans
Debt Instrument [Line Items]
Interest Expense, Other		192,500	15,900
12% Convertible Promossory Notes
Debt Instrument [Line Items]
Convertible debt		1,000,000	0
Convertible debt, interest rate		12.00%
Interest Expense, Other		43,200
Debt Instrument Percentage Of Conversion Price		85.00%
Debt Instrument Maturity Month and Year		Jun. 30, 2015
5% Bank Promissory Note
Debt Instrument [Line Items]
Convertible debt		4,000,000	0
Convertible debt, interest rate		5.00%
Interest Expense, Other		57,200
Proceeds from Bank Debt		4,000,000
Debt Instrument Maturity Month and Year		Sep. 18, 2017
8% convertible promissory notes 2014
Debt Instrument [Line Items]
Convertible debt		2,000,000
Convertible debt, interest rate		8.00%
Amortization of convertible debt discount		900,000
Debt Conversion, Converted Instrument, Shares Issued		7,500,000
Debt Instrument, Unamortized Discount		1,800,000
Interest Expense, Other		84,100
12% secured notes
Debt Instrument [Line Items]
Convertible debt		1,950,000	0
Convertible debt, interest rate		12.00%
Interest Expense, Other		$ 18,500
Debt Instrument Maturity Month and Year		Jun. 30, 2015