Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

v3.3.0.814
Commitments and Contingencies - Additional Information (Detail)
3 Months Ended 9 Months Ended
Sep. 30, 2015
USD ($)
ft²
Sep. 30, 2014
USD ($)
Sep. 30, 2015
USD ($)
ft²
Sep. 30, 2014
USD ($)
Commitment And Contingencies [Line Items]        
Terms of lease     3 years  
Standby letters of credit $ 13,730   $ 13,730  
Area of land space expected to be occupied by company | ft² 6,326   6,326  
Expected operating lease term     5 years  
Standby letter of credit amount increased due to lease amendment     $ 36,375  
Rent expense $ 14,024 $ 8,100 $ 41,472 $ 21,825
Norwood, Ma [Member]        
Commitment And Contingencies [Line Items]        
Area of office space | ft²     2,387