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OTHER CURRENT LIABILITIES: (Details) - USD ($)
Mar. 30, 2018
Mar. 31, 2017
Other Liabilities Disclosure [Abstract]    
Payroll and vacation accruals $ 569,043 $ 598,832
Sales commissions 104,791 85,523
Insurance 52,648 3,663
Other 41,887
Total other current liabilities $ 768,369 $ 688,018