Related Party Transactions - Additional Information (Detail) (USD $) | 12 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | | | |
Dec. 31, 2014 | Dec. 31, 2013 | Oct. 31, 2014 | Jul. 31, 2014 | Nov. 25, 2013 | Jun. 30, 2014 | Apr. 30, 2014 | Feb. 28, 2014 | Mar. 31, 2014 | Dec. 31, 2012 | Oct. 08, 2014 | Nov. 30, 2014 |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, principal amount converted | $400,000 | $4,442,000 | | | | | | | | | | |
Notes payable - related party, discount | 58,333 | | | | | | | | | | | |
Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of preferred stock to common stock, conversion ratio | | | 200 | | | | | | | | | |
Common Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares issued | | | 3,616,714 | 46,250 | | | | | | | | |
Series C Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, amount converted | | 2,442,000 | | | | | | | | | | |
Convertible debt, conversion price | | $0.02 | | | | | | | | | | |
Common Stock Warrants | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Preferred units issued as consideration, warrants price per share | $4.17 | $8 | | | $2 | | | | | $10 | | |
Warrant expiration period | | | | | 7 years | | | | | | | |
Common Stock Warrants | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | 8.75 | | | | | | | | | |
Class A Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | 32 | | | | | | | | | |
Class A Warrant | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | 7 | | | | | | | | $7 | |
Class B Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | | | | | | $0.20 |
Class B Warrant | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | 8.75 | | | | | | | | | |
Sale Leaseback Obligations | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Number of sale-leaseback agreements guaranteed by related party | | | | | 2 | | | | | | | |
Letter of credit | | 3,000,000 | | | | | | | | | | |
Sale Leaseback Obligations | Letter of Credit | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Line of credit, amount drawn | | 0 | | | | | | | | | | |
Second Financial Advisory Agency Agreement | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Financial advisory fees | | | | | | 15,000 | 15,000 | | | | | |
Fee paid upon the filling of S-1 with SEC | 50,000 | | | | | | | | | | | |
Fee payment upon closure of initial public offering | 100,000 | | | | | | | | | | | |
Second Financial Advisory Agency Agreement | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of preferred stock to common stock, conversion ratio | | | | | | | 200 | | | | | |
Second Financial Advisory Agency Agreement | IPO | Common Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares issued | | | | | | | 36,000 | | | | | |
Second Financial Advisory Agency Agreement | Series D Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Number of preferred units issued as consideration | | | | | | | 7,200,000 | | | | | |
Second Financial Advisory Agency Agreement | Series D Convertible Preferred Stock | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares converted | | | | | | | 7,200,000 | | | | | |
Second Financial Advisory Agency Agreement | Class A Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | | | 36,000 | | | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | $4.92 | | | | | |
Second Financial Advisory Agency Agreement | Class B Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | | | 36,000 | | | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | $0.20 | | | | | |
Notes Payable To Related Party | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Interest rate on notes | | | | 20.00% | | | | | | | | |
Maturity date of notes | | | | 18-Jul-15 | | | | | | | | |
Note agreement amount | | | | 500,000 | | | | | | | | |
Note maturity date description | | | | The Company may extend the due date of the note to July 18, 2016 by giving notice no later than April 18, 2015 | | | | | | | | |
Note extension fee amount | | | | 10,000 | | | | | | | | |
Prepaid interest | | | | 25,000 | | | | | | | | |
Number of preferred units issued as consideration | | | | 4,000,000 | | | | | | | | |
Value of preferred units issued as consideration | | | | 100,000 | | | | | | | | |
Preferred units issued as consideration, series D preferred shares | | | | 4,000,000 | | | | | | | | |
Preferred units issued as consideration, price per share | | | | 0.025 | | | | | | | | |
Notes payable - related party, discount | 58,333 | | | | | | | | | | | |
Notes Payable To Related Party | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of preferred stock to common stock, conversion ratio | 200 | | | | | | | | | | | |
Notes Payable To Related Party | IPO | Common Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares issued | 20,000 | | | | | | | | | | | |
Notes Payable To Related Party | Series D Convertible Preferred Stock | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares converted | 4,000,000 | | | | | | | | | | | |
Notes Payable To Related Party | Class A Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | 20,000 | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | | 4.92 | | | | | | | | |
Preferred units issued as consideration, warrants | | | | 20,000 | | | | | | | | |
Notes Payable To Related Party | Class B Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | 20,000 | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | | 0.2 | | | | | | | | |
Preferred units issued as consideration, warrants | | | | 20,000 | | | | | | | | |
Convertible Notes Payable | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Notes qualified for equity financing | 5,000,000 | | | | | | | | | | | |
Convertible Notes Payable | Series C Convertible Preferred Stock | Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, conversion price | | $4.92 | | | | | | | | | | |
Convertible Notes Payable | Class A Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | 82,625 | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | | 4.92 | | | | | | | | |
Convertible Notes Payable | Class B Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | 82,625 | | | | | | | | |
Preferred units issued as consideration, warrants price per share | | | | 0.2 | | | | | | | | |
Convertible Promissory Notes | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Maturity date of notes | | | | | | | | 26-Feb-15 | | | | |
Notes qualified for equity financing | | | | | | | | 5,000,000 | | | | |
Convertible Promissory Notes | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of preferred stock to common stock, conversion ratio | | | | | | | | 200 | | | | |
Convertible Promissory Notes | IPO | Common Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares issued | | | | | | | | 41,350 | | | | |
Convertible Promissory Notes | Series D Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, conversion price | | | | | | | | $0.03 | | | | |
Shares issued upon conversion of debt | | | | | | | | 8,270,027 | | | | |
Convertible Promissory Notes | Class A Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | | | | 41,350 | | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | | $4.92 | | | | |
Convertible Promissory Notes | Class B Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | | | | 41,350 | | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | | $0.20 | | | | |
Convertible Promissory Notes | Accrued Interest | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, amount converted | | | | | | | | 6,751 | | | | |
SSA Ventures, LLC | Convertible Notes Payable | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Proceeds from issuance of convertible promissory notes | | 571,000 | | | | | | | | | | |
SSA Ventures, LLC | Convertible Notes Payable | Accrued Interest | Series C Convertible Preferred Stock | Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, amount converted | | 21,901 | | | | | | | | | | |
SBS Charitable Remainder Trust | Convertible Notes Payable | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Proceeds from issuance of convertible promissory notes | | 2,000,000 | | | | | | | | | | |
SBS Charitable Remainder Trust | Convertible Notes Payable | Accrued Interest | Series C Convertible Preferred Stock | Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, amount converted | | 67,068 | | | | | | | | | | |
Bourne Spafford Charitable Trust | Convertible Notes Payable | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Proceeds from issuance of convertible promissory notes | | 200,000 | | | | | | | | | | |
Convertible debt, principal amount converted | | 7,540 | | | | | | | | | | |
Interest rate on notes | | 8.00% | | | | | | | | | | |
Ryan Ashton, Chief Executive Officer | Common Stock Warrants | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | 50,000 | | | | | | | |
Ryan Ashton, Chief Executive Officer | Convertible Promissory Notes | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Interest rate on notes | | | | | | | | 8.00% | | | | |
Warrants issued | | | | | | | | 25,000 | | | | |
Preferred units issued as consideration, warrants | | | | | | | | 200,000 | | | | |
David Spafford, a director | Common Stock Warrants | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | 50,000 | | | | | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Interest rate on notes | | | | | | | | | 8.00% | | | |
Warrants issued | | | | | | | | | 12,500 | | | |
Preferred units issued as consideration, warrants | | | | | | | | | 100,000 | | | |
Maturity date of notes | | | | | | | | | 10-Mar-15 | | | |
Notes qualified for equity financing | | | | | | | | | 5,000,000 | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | IPO | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of preferred stock to common stock, conversion ratio | | | | | | | | | 200 | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | IPO | Common Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Conversion of stock, shares issued | | | | | | | | | 20,622 | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | Series D Convertible Preferred Stock | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, conversion price | | | | | | | | | $0.03 | | | |
Shares issued upon conversion of debt | | | | | | | | | 4,124,493 | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | Class A Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | | | | | 20,622 | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | | | $4.92 | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | Class B Warrant | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Warrants issued | | | | | | | | | 20,622 | | | |
Preferred units issued as consideration, warrants price per share | | | | | | | | | $0.20 | | | |
Spring Forth Investments and the Bourne Spafford Charitable Trust | Convertible Promissory Notes | Accrued Interest | | | | | | | | | | | | |
Related Party Transaction [Line Items] | | | | | | | | | | | | |
Convertible debt, amount converted | | | | | | | | | $3,112 | | | |