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Income Taxes - Schedule of Difference Between Actual Tax Expenses and Expected Tax Expenses (Details) - USD ($)
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Income Tax Disclosure [Abstract]    
Expected tax provision (benefit) $ 551,982 $ (734,751)
State income taxes, net of Federal income tax provision (benefit) 128,699 (175,245)
Permanent differences (6,578) 9,977
Tax rate differential on foreign earnings (108,690)
Change in valuation allowance (65,193) 87,842
Effect of IRC §382 on NOL 100,966
Tax rate differential on NOL carryback 16,263
Correction of state rate 83,803
Other (43,351) (30,669)
Actual tax provision (benefit) $ 456,869 $ (641,814)