Annual report pursuant to Section 13 and 15(d)

Segment Reporting and Geographic Information - Additional Information (Details)

v3.7.0.1
Segment Reporting and Geographic Information - Additional Information (Details)
12 Months Ended
Jun. 30, 2017
customer
segment
Jun. 30, 2016
customer
Jun. 30, 2015
customer
Segment Reporting and Geographic Information      
Number of reportable segments | segment 1    
Number of customers with significant revenue | customer 2 2 3
Segment percent of total revenues 100.00% 100.00% 100.00%
Customer One      
Segment Reporting and Geographic Information      
Segment percent of total revenues 23.00% 18.00% 15.00%
Customer Two      
Segment Reporting and Geographic Information      
Segment percent of total revenues 16.00% 10.00% 12.00%
Customer Three      
Segment Reporting and Geographic Information      
Segment percent of total revenues     11.00%