Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Summary Of Significant Accounting Policies [Line Items]
Percentage of inventory reserve	100.00%
Cash and cash equivalents	$ 21,547	$ 216,733	$ 22,489
Cash and cash equivalents, FDIC insured limit amount	250,000
Inventory reserve	467,761	467,761
Unrecognized tax benefits	0
Significant increase or decrease within next twelve months	0
Interest or penalties	$ 0	$ 0
Income tax examination, description	Tax years from 2012 to 2014 are generally subject to examination by taxing authorities, (although net operating losses from all years are subject to examinations and adjustments for at least three years following the year in which the attributes are used.)
Description of tax benefit that likely of being realized upon settlement with taxing authority	Tax positions that meet the more likely than not recognition threshold are measured at the largest amount of tax benefit that is more than 50 percent likely of being realized upon settlement with the applicable taxing authority.
Liability for uncertain tax benefits	$ 0
Dilutive securities not included in calculation of loss per common share	0	0
Outstanding stock options and warrants	8,054,346	2,788,242
Non-cash impairment loss on investment	$ 300,000	$ 1,834,672
Discount rate on fair value of investment in preferred stock	14.00%
Transfers between level 1, 2 or 3	$ 0	$ 0
Dividend yield assumed	0.00%
Dividend expected to be paid	$ 0
Series A Convertible Preferred Stock [Member]
Summary Of Significant Accounting Policies [Line Items]
Outstanding convertible preferred stock	1,041	1,176
Preferred stock converted into common stock	3,468,804	1,826,381
Latest Tax Year [Member]
Summary Of Significant Accounting Policies [Line Items]
Tax years, subject to examination by taxing authorities	2014
Earliest Tax Year [Member]
Summary Of Significant Accounting Policies [Line Items]
Tax years, subject to examination by taxing authorities	2012
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of assets	3 years
Income tax examination period	3 years
Percentage of tax benefit that likely of being realized upon settlement with taxing authority	50.00%
Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of assets	5 years
Excellagen Product [Member]
Summary Of Significant Accounting Policies [Line Items]
Inventory reserve	$ 0	$ 160,000
Credit Concentration Risk [Member]
Summary Of Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 0