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INVENTORIES: (Tables)
12 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of inventories

Inventories are comprised of the following:

 

   March 31,  March 25,
   2017  2016
       
Raw materials  $5,263,317   $4,844,510 
Work in progress   859,558    596,371 
Finished goods   2,563,113    1,809,419 
           
   $8,685,988   $7,250,300