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CASH AND CASH EQUIVALENTS AND MARKETABLE DEBT SECURITIES (Tables)
 6 Months Ended
Jun. 27, 2020
Cash and Cash Equivalents [Abstract]  
SCHEDULE OF AVAILABLE-FOR-SALE MARKETABLE DEBT SECURITIES

Investments in available-for-sale marketable debt securities were as follows at June 27, 2020 and December 28, 2019:

 

   Amortized Cost   Unrealized Gains   Unrealized Losses   Fair Value 
   2020   2019   2020   2019   2020   2019   2020   2019 
U.S. government and agency backed securities  $1,005,819   $8,304,229   $27,521   $-   $-   $(7,359)  $1,033,340   $8,296,870 
Corporate Debt   5,456,757    7,459,298    -    -    (4,401)   (3,171)   5,452,356    7,456,127 
Total  $6,462,576   $15,763,527   $27,521   $-   $(4,401)  $(10,530)  $6,485,696   $15,752,997 
SCHEDULE OF MARKETABLE DEBT SECURITIES

The contractual maturity of the Company’s marketable debt securities was as follows at June 27, 2020:

 

   Less than One year   One to Five years   Total 
U.S. government and agency backed securities  $-    1,033,340    1,033,340 
Corporate debt   1,552,336    3,900,020    5,452,356 
Total  $1,552,336    4,933,360    6,485,696