XML 21 R20.htm IDEA: XBRL DOCUMENT v3.19.3
Inventories (Tables)
6 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory

At September 30, 2019 and March 31, 2019, the inventory balances are composed of:

 

 

    September 30, 2019     March 31, 2019  
Finished product   $ 2,858,256     $ 2,628,241  
Raw materials     1,768,248       1,635,130  
Work in process     402,707       509,226  
                 
    $ 5,029,211     $ 4,772,597