Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting and Geographic Information - Additional Information (Details)

v3.19.3.a.u2
Segment Reporting and Geographic Information - Additional Information (Details)
3 Months Ended 6 Months Ended
Dec. 31, 2019
customer
Dec. 31, 2018
customer
Dec. 31, 2019
segment
customer
Dec. 31, 2018
customer
Jun. 30, 2019
customer
Segment Reporting and Geographic Information
Number of reportable segments 4
Number of customers with significant revenue | customer 2 2 2 1
段t的百分比otal revenues 100.00% 100.00% 100.00% 100.00%
Number of customers with significant accounts receivable | customer 1 1 1
Customer One
Segment Reporting and Geographic Information
段t的百分比otal revenues 24.00% 14.00% 21.00% 14.00%
Customer Two
Segment Reporting and Geographic Information
段t的百分比otal revenues 10.00% 13.00% 11.00%
半导体工艺控制
Segment Reporting and Geographic Information
Number of operating segments 2
Specialty Semiconductor Process
Segment Reporting and Geographic Information
Number of operating segments 1
PCB, Display and Component Inspection
Segment Reporting and Geographic Information
Number of operating segments 2
Other
Segment Reporting and Geographic Information
Number of operating segments 1
Baidu