Summary of Significant Accounting Policies - Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Jun. 30, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue, net	$ 59,007	$ 61,242	$ 113,835	$ 117,470
Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue, net	41,883	44,284	80,559	84,465
Asia/Pacific & Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue, net	17,124	16,958	33,276	33,005
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue, net	39,416	41,355	75,525	78,701
Long-lived assets	23,386		23,386		$ 10,126
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue, net	11,120	$ 10,497	21,551	$ 21,555
Long-lived assets	$ 4,115		$ 4,115		$ 1,070