Annual report pursuant to Section 13 and 15(d)

Allowance for Doubtful Accounts

v3.20.1
Allowance for Doubtful Accounts
12 Months Ended
Dec. 31, 2019
Allowance for Doubtful Accounts [Abstract]  
Allowance for Doubtful Accounts Allowance for Doubtful Accounts
 
The activity in the allowance for doubtful accounts was as follows during the years ended December 31, 2019 and 2018:
 
  2019 2018
Balance at the beginning of the year $ 63,727    $ 83,789   
Provision/(recoveries) for bad debts 189,441    (14,000)  
Charge-offs (28,168)   (6,062)  
Balance at the end of the year $ 225,000    $ 63,727