REVENUE - Net Sales from Customers (Details) - USD ($)	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Revenues	$ 3,282,525	$ 4,334,268
Customer A | Sales Revenue, Net
Revenues	$ 1,014,655
Concentration risk percentage	31.00%
Customer B | Sales Revenue, Net
Revenues	$ 654,187
Concentration risk percentage	20.00%
Customer C | Sales Revenue, Net
Revenues	$ 570,780	$ 1,050,577
Concentration risk percentage	17.00%	24.00%
Customer D | Sales Revenue, Net
Revenues	$ 390,512
Concentration risk percentage	12.00%
Customer E | Sales Revenue, Net
Revenues		$ 1,255,055
Concentration risk percentage		29.00%
Customer F | Sales Revenue, Net
Revenues		$ 618,019
Concentration risk percentage		14.00%
Customer G | Sales Revenue, Net
Revenues		$ 549,192
Concentration risk percentage		13.00%