Segment Disclosure - Summary of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2020		Jun. 30, 2019		Jun. 30, 2018
Segment Information
Total net revenue	$ 94,977	$ 99,548	$ 98,826	$ 89,577	$ 117,417	$ 103,221	$ 102,318	$ 95,829	$ 382,928	[1]	$ 418,785	[1]	$ 404,897	[1]
Americas
Segment Information
Total net revenue									128,562		135,683		145,689
Europe, Middle East, India and Africa
Segment Information
Total net revenue									119,989		149,095		120,032
Asia (excluding Japan and India)
Segment Information
Total net revenue									61,689		63,793		72,925
Japan
Segment Information
Total net revenue									$ 72,688		$ 70,214		$ 66,251

[1] Includes sales to the China joint venture, an equity method investment of $19,054 for the year ended June 30, 2020 and $0 for both years ended June 30, 2019 and June 30, 2018, respectively. See Note 13.