Subsequent Events - Additional Information (Detail) - USD ($)			1 Months Ended	3 Months Ended	9 Months Ended
	Aug. 10, 2015	Aug. 05, 2015	Oct. 23, 2015	Sep. 30, 2015	Sep. 30, 2015	Sep. 30, 2014	Oct. 29, 2015	Oct. 22, 2015	Dec. 31, 2014
Subsequent Event [Line Items]
Dividends Payable				$ 0	$ 0	$ 472,163
Shares outstanding				10,501,263	10,501,263				10,487,511
Proceeds from Sale of Property, Plant, and Equipment					$ 65,660	33,234
Asset Impairment Loss					803,518	$ 0
Property, Plant and Equipment, Gross				$ 192,675,626	192,675,626				$ 187,566,638
Marc Wertenberger [Member]
Subsequent Event [Line Items]
Proceeds from Sale of Property, Plant, and Equipment	$ 1,400,000	$ 1,400,000
Asset Impairment Loss				$ 410,411	$ 410,411
Property, Plant and Equipment, Gross	$ 1,760,411	$ 1,760,411
Subsequent Event [Member]
Subsequent Event [Line Items]
Dividend declared per share								$ 0.135
Dividends Payable							$ 1,418,139
Shares outstanding								10,504,734
Short-term Non-bank Loans and Notes Payable			$ 3,000,000
Short-term Debt, Terms			In an event of default, as defined under the loan agreement, NIL Funding may, at its option, require the Company to immediately pay the outstanding principal balance of the note as well as any and all interest and other payments due or convert any part of the amounts due and unpaid to shares of the Company’s common stock at a conversion price of 95% of the previous day’s closing price on the NYSE MKT.
Short-term Debt, Percentage Bearing Fixed Interest Rate			6.95%
Debt Instrument, Maturity Date			Apr. 20, 2016