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Bank Financing Arrangements (Tables)
6 Months Ended
Jun. 30, 2020
Debt Disclosure [Abstract]  
Term loan and bank credit line balances

Amounts outstanding under the term loan and bank credit facilities at June 30, 2020 are as follows:

 

   June 30, 2020
Long-term portion of term loan   —   
Current-portion of term loan   83,333 
Term loan  $83,333

 

   June 30, 2020
Lines of credit -domestic line   450,000 
Lines of credit -EXIM line   —   
Total lines of credit  $450,000