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LEASES - Other supplemental information of Leases (Details) - USD ($)
3 Months Ended
Jun. 30, 2022
Jun. 30, 2021
LEASES    
Operating lease amortization $ 158,071 $ 1,234
Finance lease amortization 6,300 2,283
Finance lease interest $ 544 $ 362
Lease term (years) - finance 2 years 8 months 12 days 5 years
Lease term (years) - operating 8 years 0 years
Lease rate - finance 3.70% 3.20%
Lease rate - operating 4.50%