Revenue - Summary of Contract with Customer, Asset and Liability (Details) - USD ($) $ in Thousands		Dec. 31, 2020	Jun. 30, 2020
Contract Assets:
Unbilled accounts receivable - current	[1]	$ 12,375	$ 11,739
Interest receivable – current	[2]	592	493
Long-term accounts receivable	[3]	5,345	3,810
Interest receivable - non-current	[3]	1,225	1,342
Contract Liabilities:
Customer advances		19,516	22,571
Deferred revenue – current		80,884	83,207
Deferred revenue – non-current		$ 23,391	$ 24,125

[1] Included in accounts receivable on the Company’s consolidated balance sheet

[2] Included in prepaid expenses and other current assets on the Company’s consolidated balance sheet

[3] Included in other assets on the Company’s consolidated balance sheet