NET INCOME (LOSS) PER UNIT (Details) - USD ($)	3 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Jan. 31, 2016
NET INCOME (LOSS) PER UNIT
Accrued income receivable	$ 1,295		$ 978,146
Number of units outstanding	13,120,010	13,120,010