Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting and Geographic Information - Additional Information (Details)

v3.8.0.1
Segment Reporting and Geographic Information - Additional Information (Details)
3 Months Ended
Sep. 30, 2017
customer
segment
Sep. 30, 2016
customer
Jun. 30, 2017
customer
Segment Reporting Information      
Number of reportable segments | segment 1    
Number of customers with significant revenue 1 3  
Segment percent of total revenues 100.00% 100.00%  
Number of customers with significant accounts receivable balance 2   2
Customer One      
Segment Reporting Information      
Segment percent of total revenues 28.00% 29.00%  
Customer Two      
Segment Reporting Information      
Segment percent of total revenues   13.00%  
Customer Three      
Segment Reporting Information      
Segment percent of total revenues   11.00%