Annual report pursuant to Section 13 and 15(d)

Segment Reporting and Geographic Information - Additional Information (Details)

v3.19.2
Segment Reporting and Geographic Information - Additional Information (Details)
12 Months Ended
Jun. 30, 2019
customer
segment
Jun. 30, 2018
customer
Jun. 30, 2017
customer
Segment Reporting and Geographic Information      
Number of reportable segments 4    
Number of operating segments 2    
Number of customers with significant revenue | customer 1 1 2
Segment percent of total revenues 100.00% 100.00% 100.00%
Customer One      
Segment Reporting and Geographic Information      
Segment percent of total revenues 15.00% 21.00% 23.00%
Customer Two      
Segment Reporting and Geographic Information      
Segment percent of total revenues     16.00%