Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

v3.7.0.1
Commitments and Contingencies - Additional Information (Detail) - USD ($)
6 Months Ended
Dec. 13, 2016
Jun. 30, 2017
Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Product Scale-Up And Manufacturing Optimization Cost $ 180,000    
Product Scale-Up And Manufacturing Optimization Cost, First Installment 18,000    
Product Scale-Up And Manufacturing Optimization Cost, Second Installment $ 162,000    
Operating Leases, Rent Expense   $ 19,500 $ 14,936
Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Product Price Per Gram $ 28    
Shipment Product Price Per Gram 200    
Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Product Price Per Gram 35    
Shipment Product Price Per Gram $ 400