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Bank Financing Arrangements (Tables)
9 Months Ended
Sep. 30, 2019
Debt Disclosure [Abstract]  
Term loan and bank credit line balances

Amounts outstanding under the term loan and bank credit facilities at September 30, 2019 are as follows:

   September 30, 2019
Long-term portion of term loan   —   
Current-portion of term loan   458,333 
Term loan  $458,333 

 

   September 30, 2019
Lines of credit -domestic line   929,520 
Lines of credit -EXIM line   499,441 
Total lines of credit  $1,428,961