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Schedule II - Valuation and Qualifying Accounts (Tables)
12 Months Ended
Mar. 31, 2022
Notes Tables  
Summary of Valuation Allowance [Table Text Block]

Description

 

Balance at

            
  

Beginning

        

Balance at

 
  

of Period

  

Additions (A)

  

Deductions (B)

  

End of Period

 

Year ended March 31, 2022

                

Allowance for doubtful accounts receivable (deducted from related asset account)

 $17,834  $66,985  $  $84,819 

Year ended March 31, 2021

                

Allowance for doubtful accounts receivable (deducted from related asset account)

 $67,417  $  $(49,583) $17,834