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Other Expenses, Net (Tables)
9 Months Ended
Sep. 30, 2020
Other Income and Expenses [Abstract]  
Schedule of other expenses, net
   During the Three-Month
Periods Ended
September 30,
   During the Nine-Month
Periods Ended
September 30,
 
   2020   2019   2020   2019 
Interest expense(1)  $75,941   $106,999   $499,940   $333,030 
Interest income   (4,651)   (41,719)   (20,350)   (91,133)
Other expenses, net  $71,290   $65,280   $479,590   $241,897 

 

(1)During the three-month period ended March 31, 2020 interest expense included the write-off of $95,000 of debt issuance costs and the payment of $165,000 to terminate our interest rate swap agreements associated with debt that we repaid.