Revenue, Performance Obligations, Deferred Revenue and Deferred Costs - Summary of Deferred Costs (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Deferred Sales Commissions
Deferred Costs [Line Items]
Current	$ 2,829	$ 1,674
Non-current	5,613	3,069
Total	8,442	4,743
Deferred Service Costs
Deferred Costs [Line Items]
Current	618	755
Non-current	4,474	2,173
Total	$ 5,092	$ 2,928