RELATED PARTY TRANSACTIONS (Details) - USD ($)	6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Related Party Transaction [Line Items]
Accrued management fees	$ 43,272	$ 60,128
Series 15
Related Party Transaction [Line Items]
Accrued management fees	0	8,772
Series 16
Related Party Transaction [Line Items]
Accrued management fees	18,480	20,021
Series 17
Related Party Transaction [Line Items]
Accrued management fees	8,844	12,219
Series 18
Related Party Transaction [Line Items]
Accrued management fees	15,948	15,948
Series 19
Related Party Transaction [Line Items]
Accrued management fees	$ 0	$ 3,168