Segment Information - Summary of Revenue by Geographic Region (Details) - USD ($) $ in Thousands		3 Months Ended
		Sep. 30, 2019	Sep. 30, 2018
Segment Information
Total net revenue	[1]	$ 89,577	$ 95,829
Americas
Segment Information
Total net revenue		29,429	32,694
Europe, Middle East, India and Africa
Segment Information
Total net revenue		31,600	36,035
Asia Pacific
Segment Information
Total net revenue		14,067	12,177
Japan
Segment Information
Total net revenue		$ 14,481	$ 14,923

[1] Includes sales to joint venture of $3,817 and $0 for the three months ended September 30, 2019 and 2018, respectively. See Note 14.