Annual report pursuant to Section 13 and 15(d)

Concentrations (Details)

v3.19.2
Concentrations (Details)
3 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Concentration risk, percentage     10.00%
Sales Revenue, Net [Member]      
Number of customers 4 4  
Sales Revenue, Net [Member] | Customer 1 [Member]      
Concentration risk, percentage 31.00% 37.00%  
Sales Revenue, Net [Member] | Customer 2 [Member]      
Concentration risk, percentage 24.00%  
Sales Revenue, Net [Member] | Customer 3 [Member]      
Concentration risk, percentage 14.00%  
Sales Revenue, Net [Member] | Customer 4 [Member]      
Concentration risk, percentage 12.00%