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Allowance for Doubtful Accounts, Net 9 Months Ended
 12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
ALLOWANCE FOR DOUBTFUL ACCOUNTS, NET
B.ALLOWANCE FOR DOUBTFUL ACCOUNTS, NET:

 

The Company uses the allowance method to account for uncollectible accounts receivable balances. Under the allowance method, an estimate of uncollectible customer balances is made based on the Company’s prior history and other factors such as credit quality of the customer and economic conditions of the market. Based on these factors, at December 31, 2020 and 2019, there was an allowance for doubtful accounts of $150,847 and $158,244, respectively.