XML 89 R71.htm IDEA: XBRL DOCUMENT v3.22.2
SCHEDULE OF VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
SEC Schedule, 12-09, Allowance, Credit Loss [Member]    
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]    
Balance at Beginning of Year $ 138,580 $ 337,461
Charged to Costs and Expenses (5,086) 16,086
Reduction to Allowance for Write off (10,944) (227,184)
Credited to Costs and Expenses 12,217
Balance at End of Year 122,550 138,580
SEC Schedule, 12-09, Reserve, Inventory [Member]    
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]    
Balance at Beginning of Year 636,339 434,000
Charged to Costs and Expenses 351,661 688,200
Reduction to Allowance for Write off (623,553) (485,861)
Credited to Costs and Expenses
Balance at End of Year $ 364,447 $ 636,339