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Supplemental Cash Flow Information (Tables)
 6 Months Ended
Jun. 30, 2019
Supplemental Cash Flow Information [Abstract]  
Schedule of supplemental cash flow information

 

 

Six months ended June 30,

 

 

 

 2019

 

 

 2018

 

Cash paid during the year:

 

 

 

 

 

 

 

 

Interest expense

 

$

           6,309

 

 

$

           2,394

 

Income taxes

 

$

         70,900

 

 

$

       304,765