Notes Payable - Additional Information (Detail) - USD ($)						1 Months Ended		3 Months Ended	4 Months Ended	12 Months Ended
	Dec. 07, 2015	Oct. 09, 2015	May. 11, 2015	Aug. 13, 2014	Jul. 15, 2014	May. 27, 2015	Dec. 02, 2014	Mar. 31, 2015	May. 02, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	May. 08, 2014
Debt Instrument [Line Items]
Extended maturity date of the note	Mar. 09, 2016									Oct. 30, 2015
Rate of interest		10.00%
Debt instrument, face amount		$ 150,000
Warrants to purchase common stock										259,464	116,535
Loss on extinguishment of note payables, net										$ 35,677	$ 49,094
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	239,182									6,250
Debt Instrument Unamortized Discount	$ 98,739
Debt Instrument Annual Principal Payment										$ 75,000
Debt Instrument, Convertible, Beneficial Conversion Feature										87,788	92,370
Debt Conversion, Original Debt, Amount										$ 25,000
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 4.00	$ 15.00								$ 4.00
Amortization Of Debt Discount (Premium)										$ 339,443	464,470
Proceeds from Convertible Debt										65,000
Gains (Losses) On Extinguishment Of Debt										$ (35,677)	(49,094)
Class Of Warrant Or Rights Expiration Date								Dec. 31, 2015
Debt Conversion, Converted Instrument, Shares Issued										6,250
Warrants and Rights Outstanding										$ 11,063
Debt Instrument, Annual Principal Payment										75,000
Proceeds From Related Party Debt		$ 150,000								564,105	58,054
Repayments of Other Debt										5,000	113,000
Warrant Modification Charge										229,288	50,035
Notes Payable, Noncurrent, Total										302,001	50,000
Debt Instrument Unamortized Debt Discount Noncurrent Portion										7,999	0
Other Accrued Liabilities, Noncurrent										$ 11,011	$ 5,195
Common Stock [Member]
Debt Instrument [Line Items]
Stock issued (in shares)										395,425	433,600
Debt Instrument, Convertible, Beneficial Conversion Feature										$ 0	$ 0
Warrant Modification Charge										0	0
Notes Payable
Debt Instrument [Line Items]
Debt instrument, face amount										538,018	30,000
Debt Instrument Annual Principal Payment										75,000
Amortization Of Debt Discount (Premium)										88,003	5,000
Proceeds from Convertible Debt										450,015	25,000
Debt Instrument, Annual Principal Payment										75,000
Proceeds From Related Party Debt										$ 65,000
Other Notes Payable
Debt Instrument [Line Items]
Rate of interest										15.00%
Loss on extinguishment of note payables, net										$ 21,537
Common stock aggregate grant date fair value										982,112	29,800
Debt Conversion, Original Debt, Amount										$ 877,873
Conversion of Stock, Shares Issued										188,632
Stock Issued During Period, Value, Issued in Exchange of Notes Payable, Interest Amount										$ 82,701
Warrants Issued During Period, Number of Warrants1										111,358
Gains (Losses) On Extinguishment Of Debt										$ (21,537)
First Maturity Date
Debt Instrument [Line Items]
Debt Instrument, Periodic Payment, Principal							$ 41,667
Second Maturity Date
Debt Instrument [Line Items]
Debt Instrument, Periodic Payment, Principal							41,667
Third Maturity Date
Debt Instrument [Line Items]
Debt Instrument, Periodic Payment, Principal							$ 41,666
Other Notes Payable One
Debt Instrument [Line Items]
Warrants to purchase common stock										35,215
Common stock aggregate grant date fair value										$ 88,875
Debt Conversion, Original Debt, Amount										$ 735,081
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 4.00
Warrants Issued During Period, Number of Warrants1										37,500
Notes Payable One
Debt Instrument [Line Items]
Debt instrument, face amount											7,500
Debt Instrument Periodic Payment Interest											15,000
Debt Instrument, Increase, Accrued Interest											105,000	$ 90,000
Debt Conversion, Original Debt, Amount											$ 30,000
Debt Instrument, Maturity Date Range, Start											Jan. 08, 2014
Debt Instrument, Maturity Date Range, End											Jun. 10, 2014
Notes Payable Two
Debt Instrument [Line Items]
Accrued loan interest										$ 44,379	$ 108,059
Scenario, Previously Reported [Member]
Debt Instrument [Line Items]
Warrants to purchase common stock											9,500
Minimum | Notes Payable
Debt Instrument [Line Items]
Debt Instrument, Convertible, Conversion Price											$ 3.80
Minimum | Other Notes Payable
Debt Instrument [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 4.00	10.00
Minimum | Other Notes Payable One
Debt Instrument [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights										10.00
Maximum | Notes Payable
Debt Instrument [Line Items]
Debt Instrument, Convertible, Conversion Price											4.40
Maximum | Other Notes Payable
Debt Instrument [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights										15.00	$ 15.00
Maximum | Other Notes Payable One
Debt Instrument [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 4.00
In exchange of notes payable
Debt Instrument [Line Items]
Loss on extinguishment of note payables, net										$ 8,813	$ 50,323
Common stock aggregate grant date fair value										288,060	$ 268,997
Class of Warrant or Right, Number of Securities Called by Warrants or Rights											5,000
Debt Conversion, Original Debt, Amount											$ 117,500
Class of Warrant or Right, Exercise Price of Warrants or Rights											$ 15.00
Amortization Of Debt Discount (Premium)										$ 0	$ 0
Conversion of Stock, Shares Issued										92,875	42,735
Stock Issued During Period, Value, Issued in Exchange of Notes Payable, Interest Amount										$ 12,580	$ 15,672
Warrants Issued During Period, Number of Warrants1										39,092	5,000
Gains (Losses) On Extinguishment Of Debt										$ (8,813)	$ (50,323)
Debt Conversion, Converted Instrument, Shares Issued											12,339
Accrued Interest Converted Into Stock											$ 3,646
Warrants and Rights Outstanding						$ 3,733,645					74,029
In exchange of notes payable | Lenders [Member]
Debt Instrument [Line Items]
Debt Conversion, Original Debt, Amount											$ 203,000
Class of Warrant or Right, Exercise Price of Warrants or Rights											$ 15.00
Convertible Notes
Debt Instrument [Line Items]
Rate of interest							10.00%			10.00%
Loss on extinguishment of note payables, net											$ 1,231
Debt instrument conversion period description										(a) a range of 55% to 65% of the fair value of the Company's common stock or (b) $2.00 or $3.00 per share depending on the note.In the event that the Company elects to convert a portion of the $272,500 of principal outstanding under the notes into common stock, the holder will have the right to convert the remaining principal into shares of common stock at the same conversion price. In connection with the issuance of the convertible notes, the Company issued five-year, immediately vested warrants to purchase an aggregate of 30,885 shares of common stock at exercise prices ranging from $5.00 to $10.00 per share.	(a) 60% of the fair value of the Companys stock or (b) $1.00 per share. In the event that the Company elects to effect a conversion of a specific note during the five day period following the conversion, the holder of that note shall have the right to convert the remaining outstanding principal amount of the convertible note, together with accrued and unpaid interest thereon, into shares of the Companys common stock at a conversion price equal to the conversion price in the Company-effected conversion
Debt Instrument Unamortized Discount										$ 90,018
Debt Instrument, Frequency of Periodic Payment									The convertible notes were initially payable 3-12 months from the date of issuance
Debt Instrument, Convertible, Beneficial Conversion Feature									$ 145,000
Debt Conversion, Original Debt, Amount										223,333	$ 71,000
Amortization Of Debt Discount (Premium)										$ 0	$ 0
Conversion of Stock, Shares Issued										53,595	29,102
Stock Issued During Period, Value, Issued in Exchange of Notes Payable, Interest Amount										$ 15,175	$ 4,260
Proceeds from Convertible Debt									$ 175,000
Gains (Losses) On Extinguishment Of Debt											$ (1,231)
Debt Conversion Original Debt Shares Issued											60,138
Original Debt Accrued Interest Converted Into Stock											$ 13,565
Convertible Notes | Lenders [Member]
Debt Instrument [Line Items]
Debt Conversion, Original Debt, Amount										266,667	225,000
Convertible Notes | Other Notes Payable One
Debt Instrument [Line Items]
Rate of interest									12.00%
Debt instrument, face amount									$ 175,000	735,000
Debt Instrument Annual Principal Payment									30,000
Debt Instrument issued for consideration									25,000
Debt Instrument Periodic Payment Interest									5,000	10,000
Debt Instrument, Periodic Payment, Principal									145,000
Proceeds from Convertible Debt									170,000	725,000
Debt Instrument, Annual Principal Payment									$ 30,000
Convertible Notes | Other Notes Payable Two
Debt Instrument [Line Items]
Debt instrument, face amount										478,018
Debt Instrument Periodic Payment Interest										78,003
Proceeds from Convertible Debt										400,015
Convertible Notes | Notes Payable Three
Debt Instrument [Line Items]
Debt instrument, face amount										420,000	175,000
Proceeds from Convertible Debt										$ 197,500	$ 83,333
Convertible Notes | Minimum
Debt Instrument [Line Items]
Rate of interest										1.00%
Percentage of royalty payments										2.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 3.00
Debt Instrument, Convertible, Conversion Price											$ 2.80
Convertible Notes | Maximum
Debt Instrument [Line Items]
Rate of interest										12.00%
Percentage of royalty payments										4.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 5.16
Debt Instrument, Convertible, Conversion Price											$ 5.60
Bermuda Lender
Debt Instrument [Line Items]
Aggregate principal amount													$ 500,000
Debt instrument, face amount			$ 500,000	$ 4,000,000		$ 4,410,937
Warrants to purchase common stock										12,500
Stock issued (in shares)				27,500						50,000	22,500
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						186,682
Debt instrument, interest rate, effective percentage													15.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 15.00				$ 15.00
Debt Instrument, Maturity Date Range, Start			May 07, 2015	Jul. 31, 2014							Dec. 31, 2014
Debt Instrument, Maturity Date Range, End			Jun. 30, 2015	Dec. 31, 2014							Jun. 30, 2015
Amortization Of Debt Discount (Premium)				$ 121,000
Stock Issued During Period, Shares, Issued in Exchange of Notes Payable						746,730
Cash Proceeds From Research Agreements					$ 89,063
Debt Default, Short-term Debt, Amount			$ 316,297
Interest Payable						$ 69,436
Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Grant Date Fair Value						672,056				$ 40,000
Warrant Modification Charge						$ 80,000
Bermuda Lender | Warrants
Debt Instrument [Line Items]
Loss on extinguishment of note payables, net										(5,327)
Gains (Losses) On Extinguishment Of Debt										$ 5,327
Bermuda Lender | Common Stock [Member]
Debt Instrument [Line Items]
Amortization Of Debt Discount (Premium)											$ 99,000
Class of Warrant or Right, Outstanding										40,000
Bermuda Lender | Cayman
Debt Instrument [Line Items]
Aggregate principal amount			$ 410,938
Bermuda Lender | Notes Payable | Cayman
Debt Instrument [Line Items]
Aggregate principal amount										$ 10,000
Bermuda Lender | Other Notes Payable | Cayman
Debt Instrument [Line Items]
Debt instrument, face amount										$ 10,234