INVENTORIES - Additional information (Details)	9 Months Ended
	Dec. 31, 2019 USD ($) item
Public Utilities, Inventory [Line Items]
Inventory Net For Leasing	$ 36,220
Inventory Net Available For Sale	1,236,312
Inventory Net For Leasing Or Available For Sale	253,545
Inventory Write-down	$ 0
Four [Member]
Public Utilities, Inventory [Line Items]
Number Of Inventory Units | item	3
One Hundred Thirteen [Member]
Public Utilities, Inventory [Line Items]
Number Of Inventory Units | item	104
Seventy Eight [Member]
Public Utilities, Inventory [Line Items]
Number Of Inventory Units | item	21