Quarterly report pursuant to Section 13 or 15(d)

Credit Facility - Additional Information (Detail)

v3.3.0.814
Credit Facility - Additional Information (Detail) - Revolving Line of Credit - USD ($)
Jul. 23, 2015
Sep. 30, 2015
Line of Credit Facility [Line Items]    
Line of credit, maximum borrowing capacity $ 5,500,000  
Line of credit facility, amount outstanding   $ 0
Prime Rate    
Line of Credit Facility [Line Items]    
Basis spread on variable interest rate 3.25%