Statements of Operations - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2020	Jun. 30, 2020
Statements Of Operations Additional Information [Line Items]
Deferred revenue	$ 4,358	$ 4,570
Current deferred revenue, included in accrued expense and other current liabilities	$ 1,196	$ 1,109
Customer | Maximum
Statements Of Operations Additional Information [Line Items]
Payment term	120 days
Customer | Minimum
Statements Of Operations Additional Information [Line Items]
Payment term	30 days
Average worldwide collection period for accounts receivable	60 days