Summary of Business and Significant Accounting Policies - Costs Capitalized to Obtain Revenue Contracts (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Jun. 30, 2019
Capitalized costs
Incremental cost of obtaining contract			true
Contract cost capitalized during period	$ 459	$ 227	$ 1,000	$ 742
Amortization of contract cost	210	$ 179	607	$ 481
Costs capitalized to obtain revenue contracts	$ 2,900		$ 2,900		$ 2,500
New revenue contracts
Capitalized costs
Amortization period	5 years		5 years