Quarterly report pursuant to Section 13 or 15(d)

Inventories, Net (Components of Inventories) (Detail)

v3.10.0.1
Inventories, Net (Components of Inventories) (Detail) - USD ($)
Sep. 30, 2018
Dec. 31, 2017
Inventory Disclosure [Line Items]    
Purchased Parts and Components $ 3,468,816 $ 1,669,209
Work in Process 18,574 25,090
Finished Goods 3,990,662 2,994,342
Less: Reserve for Obsolescence (675,459) (836,324)
Net $ 6,802,593 $ 3,852,317