Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Detail)

v3.5.0.2
Related Party Transactions - Additional Information (Detail)
9 Months Ended
May 12, 2016
shares
Apr. 21, 2014
shares
Apr. 09, 2013
USD ($)
ExecutiveOfficers
shares
Sep. 30, 2016
USD ($)
Sep. 30, 2015
USD ($)
Apr. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Apr. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Related Party Transaction [Line Items]                  
Guaranteed borrowing capacity       $ 7,000,000       $ 5,000,000  
Line of credit facility sub limit additional borrowing capacity           $ 2,000,000      
Restricted Stock                  
Related Party Transaction [Line Items]                  
Stock awards vesting periods       3 years          
Aston Capital Limited Liability Company                  
Related Party Transaction [Line Items]                  
Debt instrument amount                 $ 2,600,000
Number of new executives | ExecutiveOfficers     2            
Executive compensation cost     $ 0            
Annual payment for underlying lease       $ 200,000          
Aston Capital Limited Liability Company | Restricted Stock                  
Related Party Transaction [Line Items]                  
Restricted common stock agreed to be issued for services | shares     50,000            
Restricted common stock agreed to be issued for services, vesting period     3 years            
Restricted common stock agreed to be issued for services, vesting date     Sep. 25, 2013            
Number of shares authorized for grant | shares 250,000 30,000              
Stock awards vesting periods 3 years 3 years              
Aston Capital Limited Liability Company | July Note                  
Related Party Transaction [Line Items]                  
Debt instrument maturity date       Jan. 01, 2018          
Accrued interest       $ 200,000     $ 400,000    
Interest Expenses       $ 200,000 $ 200,000